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Finding the Fourth Proportional to 40,471,978.20, 60,686,972.10 and 14,899,824.60

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Solution

The fourth proportional to 40,471,978.20, 60,686,972.10 and 14,899,824.60 is: 22,342,007.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,471,978.20 : 60,686,972.10 = 14,899,824.60 : x
  2. Step 2: Convert to fraction form
    40,471,978.20/60,686,972.10 = 14,899,824.60/x
  3. Step 3: Cross multiply
    40,471,978.20x = 60,686,972.10 × 14,899,824.60
  4. Step 4: Simplify right side
    40,471,978.20x = 904,225,239,795,093.62
  5. Step 5: Solve for x
    x = 904,225,239,795,093.62/40,471,978.20
  6. Step 6: Final answer
    x = 22,342,007.48

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Why These Related Problems?

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