Home / 31,325,799.78-43,228,952.29-17,386,337.14

Finding the Fourth Proportional to 31,325,799.78, 43,228,952.29 and 17,386,337.14

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Solution

The fourth proportional to 31,325,799.78, 43,228,952.29 and 17,386,337.14 is: 23,992,783.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,325,799.78 : 43,228,952.29 = 17,386,337.14 : x
  2. Step 2: Convert to fraction form
    31,325,799.78/43,228,952.29 = 17,386,337.14/x
  3. Step 3: Cross multiply
    31,325,799.78x = 43,228,952.29 × 17,386,337.14
  4. Step 4: Simplify right side
    31,325,799.78x = 751,593,138,722,915
  5. Step 5: Solve for x
    x = 751,593,138,722,915/31,325,799.78
  6. Step 6: Final answer
    x = 23,992,783.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.