Finding the Fourth Proportional to 11,480,251.13, 15,842,747.39 and 6,323,612.68
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Solution
The fourth proportional to 11,480,251.13, 15,842,747.39 and 6,323,612.68 is: 8,726,585.96
Step by Step Solution
- Step 1: Write the proportion equation
11,480,251.13 : 15,842,747.39 = 6,323,612.68 : x - Step 2: Convert to fraction form
11,480,251.13/15,842,747.39 = 6,323,612.68/x - Step 3: Cross multiply
11,480,251.13x = 15,842,747.39 × 6,323,612.68 - Step 4: Simplify right side
11,480,251.13x = 100,183,398,281,440.91 - Step 5: Solve for x
x = 100,183,398,281,440.91/11,480,251.13 - Step 6: Final answer
x = 8,726,585.96
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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.