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Finding the Fourth Proportional to 16,978,644.60, 25,451,956.98 and 8,450,919.24

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Solution

The fourth proportional to 16,978,644.60, 25,451,956.98 and 8,450,919.24 is: 12,668,410.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,978,644.60 : 25,451,956.98 = 8,450,919.24 : x
  2. Step 2: Convert to fraction form
    16,978,644.60/25,451,956.98 = 8,450,919.24/x
  3. Step 3: Cross multiply
    16,978,644.60x = 25,451,956.98 × 8,450,919.24
  4. Step 4: Simplify right side
    16,978,644.60x = 215,092,432,937,934.31
  5. Step 5: Solve for x
    x = 215,092,432,937,934.31/16,978,644.60
  6. Step 6: Final answer
    x = 12,668,410.11

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Why These Related Problems?

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