Home / 11,491,109.74-15,857,839.20-6,334,655.68

Finding the Fourth Proportional to 11,491,109.74, 15,857,839.20 and 6,334,655.68

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Solution

The fourth proportional to 11,491,109.74, 15,857,839.20 and 6,334,655.68 is: 8,741,884.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,491,109.74 : 15,857,839.20 = 6,334,655.68 : x
  2. Step 2: Convert to fraction form
    11,491,109.74/15,857,839.20 = 6,334,655.68/x
  3. Step 3: Cross multiply
    11,491,109.74x = 15,857,839.20 × 6,334,655.68
  4. Step 4: Simplify right side
    11,491,109.74x = 100,453,951,160,806.64
  5. Step 5: Solve for x
    x = 100,453,951,160,806.64/11,491,109.74
  6. Step 6: Final answer
    x = 8,741,884.24

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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.