Home / 8,815,648.61-13,217,436.06-4,489,324.31

Finding the Fourth Proportional to 8,815,648.61, 13,217,436.06 and 4,489,324.31

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Solution

The fourth proportional to 8,815,648.61, 13,217,436.06 and 4,489,324.31 is: 6,730,912.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815,648.61 : 13,217,436.06 = 4,489,324.31 : x
  2. Step 2: Convert to fraction form
    8,815,648.61/13,217,436.06 = 4,489,324.31/x
  3. Step 3: Cross multiply
    8,815,648.61x = 13,217,436.06 × 4,489,324.31
  4. Step 4: Simplify right side
    8,815,648.61x = 59,337,356,953,941.44
  5. Step 5: Solve for x
    x = 59,337,356,953,941.44/8,815,648.61
  6. Step 6: Final answer
    x = 6,730,912.22

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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.