Home / 56,145,180.97-84,225,805.15-17,286,920.81

Finding the Fourth Proportional to 56,145,180.97, 84,225,805.15 and 17,286,920.81

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Solution

The fourth proportional to 56,145,180.97, 84,225,805.15 and 17,286,920.81 is: 25,932,854.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,145,180.97 : 84,225,805.15 = 17,286,920.81 : x
  2. Step 2: Convert to fraction form
    56,145,180.97/84,225,805.15 = 17,286,920.81/x
  3. Step 3: Cross multiply
    56,145,180.97x = 84,225,805.15 × 17,286,920.81
  4. Step 4: Simplify right side
    56,145,180.97x = 1,456,004,823,786,540.25
  5. Step 5: Solve for x
    x = 1,456,004,823,786,540.25/56,145,180.97
  6. Step 6: Final answer
    x = 25,932,854.76

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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.