Home / 7,786,649.75-11,682,469.78-5,452,120.00

Finding the Fourth Proportional to 7,786,649.75, 11,682,469.78 and 5,452,120.00

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Solution

The fourth proportional to 7,786,649.75, 11,682,469.78 and 5,452,120.00 is: 8,179,927.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,786,649.75 : 11,682,469.78 = 5,452,120.00 : x
  2. Step 2: Convert to fraction form
    7,786,649.75/11,682,469.78 = 5,452,120.00/x
  3. Step 3: Cross multiply
    7,786,649.75x = 11,682,469.78 × 5,452,120.00
  4. Step 4: Simplify right side
    7,786,649.75x = 63,694,227,137,906.38
  5. Step 5: Solve for x
    x = 63,694,227,137,906.38/7,786,649.75
  6. Step 6: Final answer
    x = 8,179,927.08

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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.