the number of people who own computers has increased by 23.2 percent annually since 1990. if half a million people owned a computer in 1990, predict how many people will own a coumpter in 2015

Verified Answer :

There would be at least 92 million people who will own a computer in 2015.

I don't know how to make a function out of a percentage, that is why I used excel to compute annual population.

YEAR     POPULATION   Increase of previous years population
1990
         500,000 



1991
         616,000         1.232



1992
         758,912         1.232



1993
         934,978
        1.232



1994
     1,151,894         1.232



1995
     1,419,134         1.232



1996
     1,748,373         1.232



1997
     2,153,996         1.232



1998
     2,653,723         1.232



1999
     3,269,387         1.232



2000
     4,027,885         1.232



2001
     4,962,354         1.232



2002
     6,113,620         1.232



2003
     7,531,980         1.232



2004
     9,279,400         1.232



2005
   11,432,221         1.232



2006
   14,084,496         1.232



2007
   17,352,099         1.232



2008
   21,377,786         1.232



2009
   26,337,433         1.232



2010
   32,447,718         1.232



2011
   39,975,588         1.232



2012
   49,249,925         1.232



2013
   60,675,908         1.232



2014
   74,752,718         1.232



2015
   92,095,349