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Finding the Fourth Proportional to 16,772,978.30, 25,150,610.10 and 7,177,515.80

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Solution

The fourth proportional to 16,772,978.30, 25,150,610.10 and 7,177,515.80 is: 10,762,483.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,772,978.30 : 25,150,610.10 = 7,177,515.80 : x
  2. Step 2: Convert to fraction form
    16,772,978.30/25,150,610.10 = 7,177,515.80/x
  3. Step 3: Cross multiply
    16,772,978.30x = 25,150,610.10 × 7,177,515.80
  4. Step 4: Simplify right side
    16,772,978.30x = 180,518,901,372,389.59
  5. Step 5: Solve for x
    x = 180,518,901,372,389.59/16,772,978.30
  6. Step 6: Final answer
    x = 10,762,483.45

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