Finding the Fourth Proportional to 14,493,720.12, 20,001,398.49 and 7,967,770.08
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Solution
The fourth proportional to 14,493,720.12, 20,001,398.49 and 7,967,770.08 is: 10,995,558.29
Step by Step Solution
- Step 1: Write the proportion equation
14,493,720.12 : 20,001,398.49 = 7,967,770.08 : x - Step 2: Convert to fraction form
14,493,720.12/20,001,398.49 = 7,967,770.08/x - Step 3: Cross multiply
14,493,720.12x = 20,001,398.49 × 7,967,770.08 - Step 4: Simplify right side
14,493,720.12x = 159,366,544,446,779.16 - Step 5: Solve for x
x = 159,366,544,446,779.16/14,493,720.12 - Step 6: Final answer
x = 10,995,558.29
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.