Home / 8,286,324.30-12,429,486.45-2,608,289.10

Finding the Fourth Proportional to 8,286,324.30, 12,429,486.45 and 2,608,289.10

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Solution

The fourth proportional to 8,286,324.30, 12,429,486.45 and 2,608,289.10 is: 3,912,433.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,286,324.30 : 12,429,486.45 = 2,608,289.10 : x
  2. Step 2: Convert to fraction form
    8,286,324.30/12,429,486.45 = 2,608,289.10/x
  3. Step 3: Cross multiply
    8,286,324.30x = 12,429,486.45 × 2,608,289.10
  4. Step 4: Simplify right side
    8,286,324.30x = 32,419,694,026,132.70
  5. Step 5: Solve for x
    x = 32,419,694,026,132.70/8,286,324.30
  6. Step 6: Final answer
    x = 3,912,433.65

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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.