Finding the Fourth Proportional to 84,747,039.24, 127,121,739.84 and 24,162,765.24
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Solution
The fourth proportional to 84,747,039.24, 127,121,739.84 and 24,162,765.24 is: 36,244,484.58
Step by Step Solution
- Step 1: Write the proportion equation
84,747,039.24 : 127,121,739.84 = 24,162,765.24 : x - Step 2: Convert to fraction form
84,747,039.24/127,121,739.84 = 24,162,765.24/x - Step 3: Cross multiply
84,747,039.24x = 127,121,739.84 × 24,162,765.24 - Step 4: Simplify right side
84,747,039.24x = 3,071,612,756,654,275 - Step 5: Solve for x
x = 3,071,612,756,654,275/84,747,039.24 - Step 6: Final answer
x = 36,244,484.58
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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.