Finding the Fourth Proportional to 67,664,299.52, 93,377,629.14 and 36,724,839.68
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Solution
The fourth proportional to 67,664,299.52, 93,377,629.14 and 36,724,839.68 is: 50,680,764.96
Step by Step Solution
- Step 1: Write the proportion equation
67,664,299.52 : 93,377,629.14 = 36,724,839.68 : x - Step 2: Convert to fraction form
67,664,299.52/93,377,629.14 = 36,724,839.68/x - Step 3: Cross multiply
67,664,299.52x = 93,377,629.14 × 36,724,839.68 - Step 4: Simplify right side
67,664,299.52x = 3,429,278,459,960,722 - Step 5: Solve for x
x = 3,429,278,459,960,722/67,664,299.52 - Step 6: Final answer
x = 50,680,764.96
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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.