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Finding the Fourth Proportional to 8,803,212.80, 13,204,819.20 and 2,413,454.90

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Solution

The fourth proportional to 8,803,212.80, 13,204,819.20 and 2,413,454.90 is: 3,620,182.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803,212.80 : 13,204,819.20 = 2,413,454.90 : x
  2. Step 2: Convert to fraction form
    8,803,212.80/13,204,819.20 = 2,413,454.90/x
  3. Step 3: Cross multiply
    8,803,212.80x = 13,204,819.20 × 2,413,454.90
  4. Step 4: Simplify right side
    8,803,212.80x = 31,869,235,601,854.08
  5. Step 5: Solve for x
    x = 31,869,235,601,854.08/8,803,212.80
  6. Step 6: Final answer
    x = 3,620,182.35

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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.