Home / 11,385,874.00-15,719,340.05-7,040,786.14

Finding the Fourth Proportional to 11,385,874.00, 15,719,340.05 and 7,040,786.14

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Solution

The fourth proportional to 11,385,874.00, 15,719,340.05 and 7,040,786.14 is: 9,720,510.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,385,874.00 : 15,719,340.05 = 7,040,786.14 : x
  2. Step 2: Convert to fraction form
    11,385,874.00/15,719,340.05 = 7,040,786.14/x
  3. Step 3: Cross multiply
    11,385,874.00x = 15,719,340.05 × 7,040,786.14
  4. Step 4: Simplify right side
    11,385,874.00x = 110,676,511,496,212.50
  5. Step 5: Solve for x
    x = 110,676,511,496,212.50/11,385,874.00
  6. Step 6: Final answer
    x = 9,720,510.83

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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.