Home / 27,887,799.15-38,486,097.33-15,498,414.66

Finding the Fourth Proportional to 27,887,799.15, 38,486,097.33 and 15,498,414.66

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Solution

The fourth proportional to 27,887,799.15, 38,486,097.33 and 15,498,414.66 is: 21,388,331.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,887,799.15 : 38,486,097.33 = 15,498,414.66 : x
  2. Step 2: Convert to fraction form
    27,887,799.15/38,486,097.33 = 15,498,414.66/x
  3. Step 3: Cross multiply
    27,887,799.15x = 38,486,097.33 × 15,498,414.66
  4. Step 4: Simplify right side
    27,887,799.15x = 596,473,495,065,458.88
  5. Step 5: Solve for x
    x = 596,473,495,065,458.88/27,887,799.15
  6. Step 6: Final answer
    x = 21,388,331.57

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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.