Home / 12,704,761.17-17,532,509.38-7,198,125.17

Finding the Fourth Proportional to 12,704,761.17, 17,532,509.38 and 7,198,125.17

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Solution

The fourth proportional to 12,704,761.17, 17,532,509.38 and 7,198,125.17 is: 9,933,378.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,704,761.17 : 17,532,509.38 = 7,198,125.17 : x
  2. Step 2: Convert to fraction form
    12,704,761.17/17,532,509.38 = 7,198,125.17/x
  3. Step 3: Cross multiply
    12,704,761.17x = 17,532,509.38 × 7,198,125.17
  4. Step 4: Simplify right side
    12,704,761.17x = 126,201,196,955,781.25
  5. Step 5: Solve for x
    x = 126,201,196,955,781.25/12,704,761.17
  6. Step 6: Final answer
    x = 9,933,378.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.