Finding the Fourth Proportional to 36,365,837.60, 54,624,339.12 and 28,845,356.96
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Solution
The fourth proportional to 36,365,837.60, 54,624,339.12 and 28,845,356.96 is: 43,327,987.60
Step by Step Solution
- Step 1: Write the proportion equation
36,365,837.60 : 54,624,339.12 = 28,845,356.96 : x - Step 2: Convert to fraction form
36,365,837.60/54,624,339.12 = 28,845,356.96/x - Step 3: Cross multiply
36,365,837.60x = 54,624,339.12 × 28,845,356.96 - Step 4: Simplify right side
36,365,837.60x = 1,575,658,560,620,492.25 - Step 5: Solve for x
x = 1,575,658,560,620,492.25/36,365,837.60 - Step 6: Final answer
x = 43,327,987.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.