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Finding the Fourth Proportional to 69,353,978.81, 104,022,701.42 and 18,239,983.43

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Solution

The fourth proportional to 69,353,978.81, 104,022,701.42 and 18,239,983.43 is: 27,357,800.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,353,978.81 : 104,022,701.42 = 18,239,983.43 : x
  2. Step 2: Convert to fraction form
    69,353,978.81/104,022,701.42 = 18,239,983.43/x
  3. Step 3: Cross multiply
    69,353,978.81x = 104,022,701.42 × 18,239,983.43
  4. Step 4: Simplify right side
    69,353,978.81x = 1,897,372,349,633,324.25
  5. Step 5: Solve for x
    x = 1,897,372,349,633,324.25/69,353,978.81
  6. Step 6: Final answer
    x = 27,357,800.98

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