Finding the Fourth Proportional to 4,887,030.11, 6,744,014.84 and 2,711,535.55
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Solution
The fourth proportional to 4,887,030.11, 6,744,014.84 and 2,711,535.55 is: 3,741,870.95
Step by Step Solution
- Step 1: Write the proportion equation
4,887,030.11 : 6,744,014.84 = 2,711,535.55 : x - Step 2: Convert to fraction form
4,887,030.11/6,744,014.84 = 2,711,535.55/x - Step 3: Cross multiply
4,887,030.11x = 6,744,014.84 × 2,711,535.55 - Step 4: Simplify right side
4,887,030.11x = 18,286,635,978,306.36 - Step 5: Solve for x
x = 18,286,635,978,306.36/4,887,030.11 - Step 6: Final answer
x = 3,741,870.95
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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.