Home / 20,684,767.30-31,027,150.95-17,496,121.30

Finding the Fourth Proportional to 20,684,767.30, 31,027,150.95 and 17,496,121.30

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Solution

The fourth proportional to 20,684,767.30, 31,027,150.95 and 17,496,121.30 is: 26,244,181.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,684,767.30 : 31,027,150.95 = 17,496,121.30 : x
  2. Step 2: Convert to fraction form
    20,684,767.30/31,027,150.95 = 17,496,121.30/x
  3. Step 3: Cross multiply
    20,684,767.30x = 31,027,150.95 × 17,496,121.30
  4. Step 4: Simplify right side
    20,684,767.30x = 542,854,796,614,610.25
  5. Step 5: Solve for x
    x = 542,854,796,614,610.25/20,684,767.30
  6. Step 6: Final answer
    x = 26,244,181.95

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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.