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Finding the Fourth Proportional to 18,936,000.60, 28,404,000.90 and 10,873,843.80

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Solution

The fourth proportional to 18,936,000.60, 28,404,000.90 and 10,873,843.80 is: 16,310,765.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,936,000.60 : 28,404,000.90 = 10,873,843.80 : x
  2. Step 2: Convert to fraction form
    18,936,000.60/28,404,000.90 = 10,873,843.80/x
  3. Step 3: Cross multiply
    18,936,000.60x = 28,404,000.90 × 10,873,843.80
  4. Step 4: Simplify right side
    18,936,000.60x = 308,860,669,081,659.44
  5. Step 5: Solve for x
    x = 308,860,669,081,659.44/18,936,000.60
  6. Step 6: Final answer
    x = 16,310,765.70

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