Home / 20,348,020.10-30,522,030.15-13,891,011.95

Finding the Fourth Proportional to 20,348,020.10, 30,522,030.15 and 13,891,011.95

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Solution

The fourth proportional to 20,348,020.10, 30,522,030.15 and 13,891,011.95 is: 20,836,517.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,348,020.10 : 30,522,030.15 = 13,891,011.95 : x
  2. Step 2: Convert to fraction form
    20,348,020.10/30,522,030.15 = 13,891,011.95/x
  3. Step 3: Cross multiply
    20,348,020.10x = 30,522,030.15 × 13,891,011.95
  4. Step 4: Simplify right side
    20,348,020.10x = 423,981,885,551,910.25
  5. Step 5: Solve for x
    x = 423,981,885,551,910.25/20,348,020.10
  6. Step 6: Final answer
    x = 20,836,517.93

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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.