Home / 8,306,906.10-12,451,501.80-3,187,357.80

Finding the Fourth Proportional to 8,306,906.10, 12,451,501.80 and 3,187,357.80

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Solution

The fourth proportional to 8,306,906.10, 12,451,501.80 and 3,187,357.80 is: 4,777,638.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306,906.10 : 12,451,501.80 = 3,187,357.80 : x
  2. Step 2: Convert to fraction form
    8,306,906.10/12,451,501.80 = 3,187,357.80/x
  3. Step 3: Cross multiply
    8,306,906.10x = 12,451,501.80 × 3,187,357.80
  4. Step 4: Simplify right side
    8,306,906.10x = 39,687,391,383,944.04
  5. Step 5: Solve for x
    x = 39,687,391,383,944.04/8,306,906.10
  6. Step 6: Final answer
    x = 4,777,638.14

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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.