Home / 27,217,851.45-40,826,777.18-13,612,961.85

Finding the Fourth Proportional to 27,217,851.45, 40,826,777.18 and 13,612,961.85

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Solution

The fourth proportional to 27,217,851.45, 40,826,777.18 and 13,612,961.85 is: 20,419,442.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217,851.45 : 40,826,777.18 = 13,612,961.85 : x
  2. Step 2: Convert to fraction form
    27,217,851.45/40,826,777.18 = 13,612,961.85/x
  3. Step 3: Cross multiply
    27,217,851.45x = 40,826,777.18 × 13,612,961.85
  4. Step 4: Simplify right side
    27,217,851.45x = 555,773,360,141,725.69
  5. Step 5: Solve for x
    x = 555,773,360,141,725.69/27,217,851.45
  6. Step 6: Final answer
    x = 20,419,442.78

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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.