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Finding the Fourth Proportional to 18,725,094.40, 28,040,402.40 and 14,945,958.40

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Solution

The fourth proportional to 18,725,094.40, 28,040,402.40 and 14,945,958.40 is: 22,381,232.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,725,094.40 : 28,040,402.40 = 14,945,958.40 : x
  2. Step 2: Convert to fraction form
    18,725,094.40/28,040,402.40 = 14,945,958.40/x
  3. Step 3: Cross multiply
    18,725,094.40x = 28,040,402.40 × 14,945,958.40
  4. Step 4: Simplify right side
    18,725,094.40x = 419,090,687,789,660.12
  5. Step 5: Solve for x
    x = 419,090,687,789,660.12/18,725,094.40
  6. Step 6: Final answer
    x = 22,381,232.31

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