Home / 15,603,974.80-23,374,469.40-8,864,515.60

Finding the Fourth Proportional to 15,603,974.80, 23,374,469.40 and 8,864,515.60

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Solution

The fourth proportional to 15,603,974.80, 23,374,469.40 and 8,864,515.60 is: 13,278,882.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,603,974.80 : 23,374,469.40 = 8,864,515.60 : x
  2. Step 2: Convert to fraction form
    15,603,974.80/23,374,469.40 = 8,864,515.60/x
  3. Step 3: Cross multiply
    15,603,974.80x = 23,374,469.40 × 8,864,515.60
  4. Step 4: Simplify right side
    15,603,974.80x = 207,203,348,638,022.62
  5. Step 5: Solve for x
    x = 207,203,348,638,022.62/15,603,974.80
  6. Step 6: Final answer
    x = 13,278,882.55

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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.