Finding the Fourth Proportional to 8,859,322.71, 13,290,934.95 and 2,711,351.63
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Solution
The fourth proportional to 8,859,322.71, 13,290,934.95 and 2,711,351.63 is: 4,067,624.50
Step by Step Solution
- Step 1: Write the proportion equation
8,859,322.71 : 13,290,934.95 = 2,711,351.63 : x - Step 2: Convert to fraction form
8,859,322.71/13,290,934.95 = 2,711,351.63/x - Step 3: Cross multiply
8,859,322.71x = 13,290,934.95 × 2,711,351.63 - Step 4: Simplify right side
8,859,322.71x = 36,036,398,074,451.79 - Step 5: Solve for x
x = 36,036,398,074,451.79/8,859,322.71 - Step 6: Final answer
x = 4,067,624.50
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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.