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Finding the Fourth Proportional to 21,978,740.52, 32,972,871.76 and 6,624,745.83

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Solution

The fourth proportional to 21,978,740.52, 32,972,871.76 and 6,624,745.83 is: 9,938,553.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,978,740.52 : 32,972,871.76 = 6,624,745.83 : x
  2. Step 2: Convert to fraction form
    21,978,740.52/32,972,871.76 = 6,624,745.83/x
  3. Step 3: Cross multiply
    21,978,740.52x = 32,972,871.76 × 6,624,745.83
  4. Step 4: Simplify right side
    21,978,740.52x = 218,436,894,678,622.91
  5. Step 5: Solve for x
    x = 218,436,894,678,622.91/21,978,740.52
  6. Step 6: Final answer
    x = 9,938,553.78

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