Home / 8,815,648.57-13,217,436-4,489,324.25

Finding the Fourth Proportional to 8,815,648.57, 13,217,436 and 4,489,324.25

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Solution

The fourth proportional to 8,815,648.57, 13,217,436 and 4,489,324.25 is: 6,730,912.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815,648.57 : 13,217,436 = 4,489,324.25 : x
  2. Step 2: Convert to fraction form
    8,815,648.57/13,217,436 = 4,489,324.25/x
  3. Step 3: Cross multiply
    8,815,648.57x = 13,217,436 × 4,489,324.25
  4. Step 4: Simplify right side
    8,815,648.57x = 59,337,355,957,623
  5. Step 5: Solve for x
    x = 59,337,355,957,623/8,815,648.57
  6. Step 6: Final answer
    x = 6,730,912.14

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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.