Finding the Fourth Proportional to 8,125,767.11, 11,213,486.97 and 4,454,616.94
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Solution
The fourth proportional to 8,125,767.11, 11,213,486.97 and 4,454,616.94 is: 6,147,332.10
Step by Step Solution
- Step 1: Write the proportion equation
8,125,767.11 : 11,213,486.97 = 4,454,616.94 : x - Step 2: Convert to fraction form
8,125,767.11/11,213,486.97 = 4,454,616.94/x - Step 3: Cross multiply
8,125,767.11x = 11,213,486.97 × 4,454,616.94 - Step 4: Simplify right side
8,125,767.11x = 49,951,788,956,963.84 - Step 5: Solve for x
x = 49,951,788,956,963.84/8,125,767.11 - Step 6: Final answer
x = 6,147,332.10
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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.