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Finding the Fourth Proportional to 21,781,978.24, 32,683,989.84 and 9,011,647.84

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Solution

The fourth proportional to 21,781,978.24, 32,683,989.84 and 9,011,647.84 is: 13,522,031.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,781,978.24 : 32,683,989.84 = 9,011,647.84 : x
  2. Step 2: Convert to fraction form
    21,781,978.24/32,683,989.84 = 9,011,647.84/x
  3. Step 3: Cross multiply
    21,781,978.24x = 32,683,989.84 × 9,011,647.84
  4. Step 4: Simplify right side
    21,781,978.24x = 294,536,606,444,217.94
  5. Step 5: Solve for x
    x = 294,536,606,444,217.94/21,781,978.24
  6. Step 6: Final answer
    x = 13,522,031.98

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