Home / 20,348,038.10-30,522,057.15-13,891,029.95

Finding the Fourth Proportional to 20,348,038.10, 30,522,057.15 and 13,891,029.95

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Solution

The fourth proportional to 20,348,038.10, 30,522,057.15 and 13,891,029.95 is: 20,836,544.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,348,038.10 : 30,522,057.15 = 13,891,029.95 : x
  2. Step 2: Convert to fraction form
    20,348,038.10/30,522,057.15 = 13,891,029.95/x
  3. Step 3: Cross multiply
    20,348,038.10x = 30,522,057.15 × 13,891,029.95
  4. Step 4: Simplify right side
    20,348,038.10x = 423,982,810,006,261.62
  5. Step 5: Solve for x
    x = 423,982,810,006,261.62/20,348,038.10
  6. Step 6: Final answer
    x = 20,836,544.93

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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.