Home / 11,910,400.30-17,883,315.15-9,217,765.90

Finding the Fourth Proportional to 11,910,400.30, 17,883,315.15 and 9,217,765.90

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Solution

The fourth proportional to 11,910,400.30, 17,883,315.15 and 9,217,765.90 is: 13,840,358.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,910,400.30 : 17,883,315.15 = 9,217,765.90 : x
  2. Step 2: Convert to fraction form
    11,910,400.30/17,883,315.15 = 9,217,765.90/x
  3. Step 3: Cross multiply
    11,910,400.30x = 17,883,315.15 × 9,217,765.90
  4. Step 4: Simplify right side
    11,910,400.30x = 164,844,212,568,623.38
  5. Step 5: Solve for x
    x = 164,844,212,568,623.38/11,910,400.30
  6. Step 6: Final answer
    x = 13,840,358.71

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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.