Finding the Fourth Proportional to 84,227,235.12, 125,976,126.56 and 49,601,098.32
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Solution
The fourth proportional to 84,227,235.12, 125,976,126.56 and 49,601,098.32 is: 74,186,861.66
Step by Step Solution
- Step 1: Write the proportion equation
84,227,235.12 : 125,976,126.56 = 49,601,098.32 : x - Step 2: Convert to fraction form
84,227,235.12/125,976,126.56 = 49,601,098.32/x - Step 3: Cross multiply
84,227,235.12x = 125,976,126.56 × 49,601,098.32 - Step 4: Simplify right side
84,227,235.12x = 6,248,554,239,475,324 - Step 5: Solve for x
x = 6,248,554,239,475,324/84,227,235.12 - Step 6: Final answer
x = 74,186,861.66
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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.