Home / 26,797,135.50-36,980,065.22-15,034,780.12

Finding the Fourth Proportional to 26,797,135.50, 36,980,065.22 and 15,034,780.12

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Solution

The fourth proportional to 26,797,135.50, 36,980,065.22 and 15,034,780.12 is: 20,748,006.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,797,135.50 : 36,980,065.22 = 15,034,780.12 : x
  2. Step 2: Convert to fraction form
    26,797,135.50/36,980,065.22 = 15,034,780.12/x
  3. Step 3: Cross multiply
    26,797,135.50x = 36,980,065.22 × 15,034,780.12
  4. Step 4: Simplify right side
    26,797,135.50x = 555,987,149,405,959.38
  5. Step 5: Solve for x
    x = 555,987,149,405,959.38/26,797,135.50
  6. Step 6: Final answer
    x = 20,748,006.79

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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.