Finding the Fourth Proportional to 60,856,464.38, 91,283,721.64 and 19,356,737.99
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Solution
The fourth proportional to 60,856,464.38, 91,283,721.64 and 19,356,737.99 is: 29,034,796.88
Step by Step Solution
- Step 1: Write the proportion equation
60,856,464.38 : 91,283,721.64 = 19,356,737.99 : x - Step 2: Convert to fraction form
60,856,464.38/91,283,721.64 = 19,356,737.99/x - Step 3: Cross multiply
60,856,464.38x = 91,283,721.64 × 19,356,737.99 - Step 4: Simplify right side
60,856,464.38x = 1,766,955,082,188,491.75 - Step 5: Solve for x
x = 1,766,955,082,188,491.75/60,856,464.38 - Step 6: Final answer
x = 29,034,796.88
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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.