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Finding the Fourth Proportional to 23,171,978.70, 34,773,714.45 and 12,936,818.70

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Solution

The fourth proportional to 23,171,978.70, 34,773,714.45 and 12,936,818.70 is: 19,414,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,171,978.70 : 34,773,714.45 = 12,936,818.70 : x
  2. Step 2: Convert to fraction form
    23,171,978.70/34,773,714.45 = 12,936,818.70/x
  3. Step 3: Cross multiply
    23,171,978.70x = 34,773,714.45 × 12,936,818.70
  4. Step 4: Simplify right side
    23,171,978.70x = 449,861,239,365,220.25
  5. Step 5: Solve for x
    x = 449,861,239,365,220.25/23,171,978.70
  6. Step 6: Final answer
    x = 19,414,019.20

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