Finding the Fourth Proportional to 16,327,747.92, 22,532,285.60 and 8,985,581.05
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Solution
The fourth proportional to 16,327,747.92, 22,532,285.60 and 8,985,581.05 is: 12,400,098.26
Step by Step Solution
- Step 1: Write the proportion equation
16,327,747.92 : 22,532,285.60 = 8,985,581.05 : x - Step 2: Convert to fraction form
16,327,747.92/22,532,285.60 = 8,985,581.05/x - Step 3: Cross multiply
16,327,747.92x = 22,532,285.60 × 8,985,581.05 - Step 4: Simplify right side
16,327,747.92x = 202,465,678,500,547.91 - Step 5: Solve for x
x = 202,465,678,500,547.91/16,327,747.92 - Step 6: Final answer
x = 12,400,098.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.