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Finding the Fourth Proportional to 8,978,577.85, 13,467,866.93 and 2,155,151.03

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Solution

The fourth proportional to 8,978,577.85, 13,467,866.93 and 2,155,151.03 is: 3,232,726.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,978,577.85 : 13,467,866.93 = 2,155,151.03 : x
  2. Step 2: Convert to fraction form
    8,978,577.85/13,467,866.93 = 2,155,151.03/x
  3. Step 3: Cross multiply
    8,978,577.85x = 13,467,866.93 × 2,155,151.03
  4. Step 4: Simplify right side
    8,978,577.85x = 29,025,287,286,092.43
  5. Step 5: Solve for x
    x = 29,025,287,286,092.43/8,978,577.85
  6. Step 6: Final answer
    x = 3,232,726.58

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Why These Related Problems?

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