Home / 8,815,647.11-13,217,433.82-4,489,322.81

Finding the Fourth Proportional to 8,815,647.11, 13,217,433.82 and 4,489,322.81

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Solution

The fourth proportional to 8,815,647.11, 13,217,433.82 and 4,489,322.81 is: 6,730,909.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815,647.11 : 13,217,433.82 = 4,489,322.81 : x
  2. Step 2: Convert to fraction form
    8,815,647.11/13,217,433.82 = 4,489,322.81/x
  3. Step 3: Cross multiply
    8,815,647.11x = 13,217,433.82 × 4,489,322.81
  4. Step 4: Simplify right side
    8,815,647.11x = 59,337,327,060,480.96
  5. Step 5: Solve for x
    x = 59,337,327,060,480.96/8,815,647.11
  6. Step 6: Final answer
    x = 6,730,909.98

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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.