Home / 13,657,624.32-20,496,540.46-6,469,195.88

Finding the Fourth Proportional to 13,657,624.32, 20,496,540.46 and 6,469,195.88

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Solution

The fourth proportional to 13,657,624.32, 20,496,540.46 and 6,469,195.88 is: 9,708,579.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,657,624.32 : 20,496,540.46 = 6,469,195.88 : x
  2. Step 2: Convert to fraction form
    13,657,624.32/20,496,540.46 = 6,469,195.88/x
  3. Step 3: Cross multiply
    13,657,624.32x = 20,496,540.46 × 6,469,195.88
  4. Step 4: Simplify right side
    13,657,624.32x = 132,596,135,098,085.31
  5. Step 5: Solve for x
    x = 132,596,135,098,085.31/13,657,624.32
  6. Step 6: Final answer
    x = 9,708,579.76

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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.