Home / 20,348,040.10-30,522,060.15-13,891,031.95

Finding the Fourth Proportional to 20,348,040.10, 30,522,060.15 and 13,891,031.95

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Solution

The fourth proportional to 20,348,040.10, 30,522,060.15 and 13,891,031.95 is: 20,836,547.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,348,040.10 : 30,522,060.15 = 13,891,031.95 : x
  2. Step 2: Convert to fraction form
    20,348,040.10/30,522,060.15 = 13,891,031.95/x
  3. Step 3: Cross multiply
    20,348,040.10x = 30,522,060.15 × 13,891,031.95
  4. Step 4: Simplify right side
    20,348,040.10x = 423,982,912,723,471.75
  5. Step 5: Solve for x
    x = 423,982,912,723,471.75/20,348,040.10
  6. Step 6: Final answer
    x = 20,836,547.93

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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.