Home / 8,212,773.90-12,318,273.66-2,747,249.06

Finding the Fourth Proportional to 8,212,773.90, 12,318,273.66 and 2,747,249.06

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Solution

The fourth proportional to 8,212,773.90, 12,318,273.66 and 2,747,249.06 is: 4,120,576.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,212,773.90 : 12,318,273.66 = 2,747,249.06 : x
  2. Step 2: Convert to fraction form
    8,212,773.90/12,318,273.66 = 2,747,249.06/x
  3. Step 3: Cross multiply
    8,212,773.90x = 12,318,273.66 × 2,747,249.06
  4. Step 4: Simplify right side
    8,212,773.90x = 33,841,365,733,257.76
  5. Step 5: Solve for x
    x = 33,841,365,733,257.76/8,212,773.90
  6. Step 6: Final answer
    x = 4,120,576.82

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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.