Home / 7,122,785.17-9,825,652.76-4,332,761.43

Finding the Fourth Proportional to 7,122,785.17, 9,825,652.76 and 4,332,761.43

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Solution

The fourth proportional to 7,122,785.17, 9,825,652.76 and 4,332,761.43 is: 5,976,904.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,122,785.17 : 9,825,652.76 = 4,332,761.43 : x
  2. Step 2: Convert to fraction form
    7,122,785.17/9,825,652.76 = 4,332,761.43/x
  3. Step 3: Cross multiply
    7,122,785.17x = 9,825,652.76 × 4,332,761.43
  4. Step 4: Simplify right side
    7,122,785.17x = 42,572,209,299,860.34
  5. Step 5: Solve for x
    x = 42,572,209,299,860.34/7,122,785.17
  6. Step 6: Final answer
    x = 5,976,904.86

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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.