Home / 11,787,745.40-17,681,618.10-8,801,761.40

Finding the Fourth Proportional to 11,787,745.40, 17,681,618.10 and 8,801,761.40

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Solution

The fourth proportional to 11,787,745.40, 17,681,618.10 and 8,801,761.40 is: 13,202,642.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,787,745.40 : 17,681,618.10 = 8,801,761.40 : x
  2. Step 2: Convert to fraction form
    11,787,745.40/17,681,618.10 = 8,801,761.40/x
  3. Step 3: Cross multiply
    11,787,745.40x = 17,681,618.10 × 8,801,761.40
  4. Step 4: Simplify right side
    11,787,745.40x = 155,629,383,682,121.38
  5. Step 5: Solve for x
    x = 155,629,383,682,121.38/11,787,745.40
  6. Step 6: Final answer
    x = 13,202,642.10

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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.