Home / 29,223,712.80-43,848,010.80-18,449,287.20

Finding the Fourth Proportional to 29,223,712.80, 43,848,010.80 and 18,449,287.20

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Solution

The fourth proportional to 29,223,712.80, 43,848,010.80 and 18,449,287.20 is: 27,681,785.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,223,712.80 : 43,848,010.80 = 18,449,287.20 : x
  2. Step 2: Convert to fraction form
    29,223,712.80/43,848,010.80 = 18,449,287.20/x
  3. Step 3: Cross multiply
    29,223,712.80x = 43,848,010.80 × 18,449,287.20
  4. Step 4: Simplify right side
    29,223,712.80x = 808,964,544,397,901.62
  5. Step 5: Solve for x
    x = 808,964,544,397,901.62/29,223,712.80
  6. Step 6: Final answer
    x = 27,681,785.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.