Finding the Fourth Proportional to 36,231,493.05, 49,999,856.99 and 19,711,711.53
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Solution
The fourth proportional to 36,231,493.05, 49,999,856.99 and 19,711,711.53 is: 27,202,377.67
Step by Step Solution
- Step 1: Write the proportion equation
36,231,493.05 : 49,999,856.99 = 19,711,711.53 : x - Step 2: Convert to fraction form
36,231,493.05/49,999,856.99 = 19,711,711.53/x - Step 3: Cross multiply
36,231,493.05x = 49,999,856.99 × 19,711,711.53 - Step 4: Simplify right side
36,231,493.05x = 985,582,757,429,575.62 - Step 5: Solve for x
x = 985,582,757,429,575.62/36,231,493.05 - Step 6: Final answer
x = 27,202,377.67
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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.