Finding the Fourth Proportional to 81,534,576.59, 112,474,838.25 and 48,471,306.96
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Solution
The fourth proportional to 81,534,576.59, 112,474,838.25 and 48,471,306.96 is: 66,864,913.49
Step by Step Solution
- Step 1: Write the proportion equation
81,534,576.59 : 112,474,838.25 = 48,471,306.96 : x - Step 2: Convert to fraction form
81,534,576.59/112,474,838.25 = 48,471,306.96/x - Step 3: Cross multiply
81,534,576.59x = 112,474,838.25 × 48,471,306.96 - Step 4: Simplify right side
81,534,576.59x = 5,451,802,410,092,099 - Step 5: Solve for x
x = 5,451,802,410,092,099/81,534,576.59 - Step 6: Final answer
x = 66,864,913.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.