Finding the Fourth Proportional to 84,416,220.96, 126,536,542.50 and 32,636,387.95
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Solution
The fourth proportional to 84,416,220.96, 126,536,542.50 and 32,636,387.95 is: 48,920,641.60
Step by Step Solution
- Step 1: Write the proportion equation
84,416,220.96 : 126,536,542.50 = 32,636,387.95 : x - Step 2: Convert to fraction form
84,416,220.96/126,536,542.50 = 32,636,387.95/x - Step 3: Cross multiply
84,416,220.96x = 126,536,542.50 × 32,636,387.95 - Step 4: Simplify right side
84,416,220.96x = 4,129,695,690,881,663 - Step 5: Solve for x
x = 4,129,695,690,881,663/84,416,220.96 - Step 6: Final answer
x = 48,920,641.60
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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.