Home / 8,520,677.62-12,787,364.13-6,252,064.18

Finding the Fourth Proportional to 8,520,677.62, 12,787,364.13 and 6,252,064.18

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Solution

The fourth proportional to 8,520,677.62, 12,787,364.13 and 6,252,064.18 is: 9,382,753.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,677.62 : 12,787,364.13 = 6,252,064.18 : x
  2. Step 2: Convert to fraction form
    8,520,677.62/12,787,364.13 = 6,252,064.18/x
  3. Step 3: Cross multiply
    8,520,677.62x = 12,787,364.13 × 6,252,064.18
  4. Step 4: Simplify right side
    8,520,677.62x = 79,947,421,233,789.86
  5. Step 5: Solve for x
    x = 79,947,421,233,789.86/8,520,677.62
  6. Step 6: Final answer
    x = 9,382,753.91

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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.