Home / 27,756,810.96-38,304,408.39-15,198,659.88

Finding the Fourth Proportional to 27,756,810.96, 38,304,408.39 and 15,198,659.88

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Solution

The fourth proportional to 27,756,810.96, 38,304,408.39 and 15,198,659.88 is: 20,974,155.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,756,810.96 : 38,304,408.39 = 15,198,659.88 : x
  2. Step 2: Convert to fraction form
    27,756,810.96/38,304,408.39 = 15,198,659.88/x
  3. Step 3: Cross multiply
    27,756,810.96x = 38,304,408.39 × 15,198,659.88
  4. Step 4: Simplify right side
    27,756,810.96x = 582,175,675,024,228.38
  5. Step 5: Solve for x
    x = 582,175,675,024,228.38/27,756,810.96
  6. Step 6: Final answer
    x = 20,974,155.71

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1.5x scale

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.