Finding the Fourth Proportional to 5,940,711.55, 8,912,986.44 and 2,747,932.12
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Solution
The fourth proportional to 5,940,711.55, 8,912,986.44 and 2,747,932.12 is: 4,122,785.88
Step by Step Solution
- Step 1: Write the proportion equation
5,940,711.55 : 8,912,986.44 = 2,747,932.12 : x - Step 2: Convert to fraction form
5,940,711.55/8,912,986.44 = 2,747,932.12/x - Step 3: Cross multiply
5,940,711.55x = 8,912,986.44 × 2,747,932.12 - Step 4: Simplify right side
5,940,711.55x = 24,492,281,724,436.94 - Step 5: Solve for x
x = 24,492,281,724,436.94/5,940,711.55 - Step 6: Final answer
x = 4,122,785.88
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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.