Home / 59,388,964.80-89,083,447.20-38,981,630.40

Finding the Fourth Proportional to 59,388,964.80, 89,083,447.20 and 38,981,630.40

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Solution

The fourth proportional to 59,388,964.80, 89,083,447.20 and 38,981,630.40 is: 58,472,445.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,388,964.80 : 89,083,447.20 = 38,981,630.40 : x
  2. Step 2: Convert to fraction form
    59,388,964.80/89,083,447.20 = 38,981,630.40/x
  3. Step 3: Cross multiply
    59,388,964.80x = 89,083,447.20 × 38,981,630.40
  4. Step 4: Simplify right side
    59,388,964.80x = 3,472,618,013,508,315
  5. Step 5: Solve for x
    x = 3,472,618,013,508,315/59,388,964.80
  6. Step 6: Final answer
    x = 58,472,445.60

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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.