Home / 8,268,176.20-12,402,264.30-5,982,979.90

Finding the Fourth Proportional to 8,268,176.20, 12,402,264.30 and 5,982,979.90

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Solution

The fourth proportional to 8,268,176.20, 12,402,264.30 and 5,982,979.90 is: 8,974,469.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268,176.20 : 12,402,264.30 = 5,982,979.90 : x
  2. Step 2: Convert to fraction form
    8,268,176.20/12,402,264.30 = 5,982,979.90/x
  3. Step 3: Cross multiply
    8,268,176.20x = 12,402,264.30 × 5,982,979.90
  4. Step 4: Simplify right side
    8,268,176.20x = 74,202,498,021,387.58
  5. Step 5: Solve for x
    x = 74,202,498,021,387.58/8,268,176.20
  6. Step 6: Final answer
    x = 8,974,469.85

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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.