Home / 8,187,647.52-12,275,406-3,923,755.68

Finding the Fourth Proportional to 8,187,647.52, 12,275,406 and 3,923,755.68

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Solution

The fourth proportional to 8,187,647.52, 12,275,406 and 3,923,755.68 is: 5,882,726.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,187,647.52 : 12,275,406 = 3,923,755.68 : x
  2. Step 2: Convert to fraction form
    8,187,647.52/12,275,406 = 3,923,755.68/x
  3. Step 3: Cross multiply
    8,187,647.52x = 12,275,406 × 3,923,755.68
  4. Step 4: Simplify right side
    8,187,647.52x = 48,165,694,016,806.09
  5. Step 5: Solve for x
    x = 48,165,694,016,806.09/8,187,647.52
  6. Step 6: Final answer
    x = 5,882,726.86

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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.