Home / 8,764,517.32-13,206,600.20-7,202,080.78

Finding the Fourth Proportional to 8,764,517.32, 13,206,600.20 and 7,202,080.78

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Solution

The fourth proportional to 8,764,517.32, 13,206,600.20 and 7,202,080.78 is: 10,852,280.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764,517.32 : 13,206,600.20 = 7,202,080.78 : x
  2. Step 2: Convert to fraction form
    8,764,517.32/13,206,600.20 = 7,202,080.78/x
  3. Step 3: Cross multiply
    8,764,517.32x = 13,206,600.20 × 7,202,080.78
  4. Step 4: Simplify right side
    8,764,517.32x = 95,115,001,454,552.86
  5. Step 5: Solve for x
    x = 95,115,001,454,552.86/8,764,517.32
  6. Step 6: Final answer
    x = 10,852,280.62

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.