Home / 8,306,910.10-12,451,507.80-3,187,361.80

Finding the Fourth Proportional to 8,306,910.10, 12,451,507.80 and 3,187,361.80

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Solution

The fourth proportional to 8,306,910.10, 12,451,507.80 and 3,187,361.80 is: 4,777,644.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306,910.10 : 12,451,507.80 = 3,187,361.80 : x
  2. Step 2: Convert to fraction form
    8,306,910.10/12,451,507.80 = 3,187,361.80/x
  3. Step 3: Cross multiply
    8,306,910.10x = 12,451,507.80 × 3,187,361.80
  4. Step 4: Simplify right side
    8,306,910.10x = 39,687,460,314,122.04
  5. Step 5: Solve for x
    x = 39,687,460,314,122.04/8,306,910.10
  6. Step 6: Final answer
    x = 4,777,644.13

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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.