Home / 23,171,851.20-34,763,997.60-20,664,868.80

Finding the Fourth Proportional to 23,171,851.20, 34,763,997.60 and 20,664,868.80

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Solution

The fourth proportional to 23,171,851.20, 34,763,997.60 and 20,664,868.80 is: 31,002,850.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,171,851.20 : 34,763,997.60 = 20,664,868.80 : x
  2. Step 2: Convert to fraction form
    23,171,851.20/34,763,997.60 = 20,664,868.80/x
  3. Step 3: Cross multiply
    23,171,851.20x = 34,763,997.60 × 20,664,868.80
  4. Step 4: Simplify right side
    23,171,851.20x = 718,393,449,367,514.88
  5. Step 5: Solve for x
    x = 718,393,449,367,514.88/23,171,851.20
  6. Step 6: Final answer
    x = 31,002,850.97

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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.