Home / 9,195,429.20-13,793,143.80-8,185,691.30

Finding the Fourth Proportional to 9,195,429.20, 13,793,143.80 and 8,185,691.30

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Solution

The fourth proportional to 9,195,429.20, 13,793,143.80 and 8,185,691.30 is: 12,278,536.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,195,429.20 : 13,793,143.80 = 8,185,691.30 : x
  2. Step 2: Convert to fraction form
    9,195,429.20/13,793,143.80 = 8,185,691.30/x
  3. Step 3: Cross multiply
    9,195,429.20x = 13,793,143.80 × 8,185,691.30
  4. Step 4: Simplify right side
    9,195,429.20x = 112,906,417,203,308.94
  5. Step 5: Solve for x
    x = 112,906,417,203,308.94/9,195,429.20
  6. Step 6: Final answer
    x = 12,278,536.95

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Similar ratio
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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.