Home / 7,978,512.30-11,976,625.80-4,949,298.60

Finding the Fourth Proportional to 7,978,512.30, 11,976,625.80 and 4,949,298.60

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Solution

The fourth proportional to 7,978,512.30, 11,976,625.80 and 4,949,298.60 is: 7,429,442.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,978,512.30 : 11,976,625.80 = 4,949,298.60 : x
  2. Step 2: Convert to fraction form
    7,978,512.30/11,976,625.80 = 4,949,298.60/x
  3. Step 3: Cross multiply
    7,978,512.30x = 11,976,625.80 × 4,949,298.60
  4. Step 4: Simplify right side
    7,978,512.30x = 59,275,897,304,663.88
  5. Step 5: Solve for x
    x = 59,275,897,304,663.88/7,978,512.30
  6. Step 6: Final answer
    x = 7,429,442.37

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Why These Related Problems?

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