Home / 11,541,891.32-15,928,278.90-6,385,164.02

Finding the Fourth Proportional to 11,541,891.32, 15,928,278.90 and 6,385,164.02

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Solution

The fourth proportional to 11,541,891.32, 15,928,278.90 and 6,385,164.02 is: 8,811,785.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,541,891.32 : 15,928,278.90 = 6,385,164.02 : x
  2. Step 2: Convert to fraction form
    11,541,891.32/15,928,278.90 = 6,385,164.02/x
  3. Step 3: Cross multiply
    11,541,891.32x = 15,928,278.90 × 6,385,164.02
  4. Step 4: Simplify right side
    11,541,891.32x = 101,704,673,332,805.17
  5. Step 5: Solve for x
    x = 101,704,673,332,805.17/11,541,891.32
  6. Step 6: Final answer
    x = 8,811,785.74

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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.