Finding the Fourth Proportional to 67,663,778.96, 93,376,056.20 and 36,723,948.27
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Solution
The fourth proportional to 67,663,778.96, 93,376,056.20 and 36,723,948.27 is: 50,679,070.99
Step by Step Solution
- Step 1: Write the proportion equation
67,663,778.96 : 93,376,056.20 = 36,723,948.27 : x - Step 2: Convert to fraction form
67,663,778.96/93,376,056.20 = 36,723,948.27/x - Step 3: Cross multiply
67,663,778.96x = 93,376,056.20 × 36,723,948.27 - Step 4: Simplify right side
67,663,778.96x = 3,429,137,457,361,793 - Step 5: Solve for x
x = 3,429,137,457,361,793/67,663,778.96 - Step 6: Final answer
x = 50,679,070.99
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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.