Home / 8,260,960.60-12,386,629.50-3,206,366.20

Finding the Fourth Proportional to 8,260,960.60, 12,386,629.50 and 3,206,366.20

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Solution

The fourth proportional to 8,260,960.60, 12,386,629.50 and 3,206,366.20 is: 4,807,681.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260,960.60 : 12,386,629.50 = 3,206,366.20 : x
  2. Step 2: Convert to fraction form
    8,260,960.60/12,386,629.50 = 3,206,366.20/x
  3. Step 3: Cross multiply
    8,260,960.60x = 12,386,629.50 × 3,206,366.20
  4. Step 4: Simplify right side
    8,260,960.60x = 39,716,070,160,722.90
  5. Step 5: Solve for x
    x = 39,716,070,160,722.90/8,260,960.60
  6. Step 6: Final answer
    x = 4,807,681.83

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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.