Home / 20,932,495.20-31,375,414.80-8,148,751.20

Finding the Fourth Proportional to 20,932,495.20, 31,375,414.80 and 8,148,751.20

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Solution

The fourth proportional to 20,932,495.20, 31,375,414.80 and 8,148,751.20 is: 12,214,045.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,932,495.20 : 31,375,414.80 = 8,148,751.20 : x
  2. Step 2: Convert to fraction form
    20,932,495.20/31,375,414.80 = 8,148,751.20/x
  3. Step 3: Cross multiply
    20,932,495.20x = 31,375,414.80 × 8,148,751.20
  4. Step 4: Simplify right side
    20,932,495.20x = 255,670,449,001,997.78
  5. Step 5: Solve for x
    x = 255,670,449,001,997.78/20,932,495.20
  6. Step 6: Final answer
    x = 12,214,045.51

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