Home / 8,815,647.18-13,217,433.94-4,489,322.88

Finding the Fourth Proportional to 8,815,647.18, 13,217,433.94 and 4,489,322.88

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Solution

The fourth proportional to 8,815,647.18, 13,217,433.94 and 4,489,322.88 is: 6,730,910.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815,647.18 : 13,217,433.94 = 4,489,322.88 : x
  2. Step 2: Convert to fraction form
    8,815,647.18/13,217,433.94 = 4,489,322.88/x
  3. Step 3: Cross multiply
    8,815,647.18x = 13,217,433.94 × 4,489,322.88
  4. Step 4: Simplify right side
    8,815,647.18x = 59,337,328,601,730.55
  5. Step 5: Solve for x
    x = 59,337,328,601,730.55/8,815,647.18
  6. Step 6: Final answer
    x = 6,730,910.10

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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.