Home / 14,905,469.91-20,568,191.21-8,624,911.65

Finding the Fourth Proportional to 14,905,469.91, 20,568,191.21 and 8,624,911.65

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Solution

The fourth proportional to 14,905,469.91, 20,568,191.21 and 8,624,911.65 is: 11,901,592.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,905,469.91 : 20,568,191.21 = 8,624,911.65 : x
  2. Step 2: Convert to fraction form
    14,905,469.91/20,568,191.21 = 8,624,911.65/x
  3. Step 3: Cross multiply
    14,905,469.91x = 20,568,191.21 × 8,624,911.65
  4. Step 4: Simplify right side
    14,905,469.91x = 177,398,832,067,523.25
  5. Step 5: Solve for x
    x = 177,398,832,067,523.25/14,905,469.91
  6. Step 6: Final answer
    x = 11,901,592.71

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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.