Home / 8,591,619.78-11,856,351.94-4,671,375.85

Finding the Fourth Proportional to 8,591,619.78, 11,856,351.94 and 4,671,375.85

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Solution

The fourth proportional to 8,591,619.78, 11,856,351.94 and 4,671,375.85 is: 6,446,453.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,591,619.78 : 11,856,351.94 = 4,671,375.85 : x
  2. Step 2: Convert to fraction form
    8,591,619.78/11,856,351.94 = 4,671,375.85/x
  3. Step 3: Cross multiply
    8,591,619.78x = 11,856,351.94 × 4,671,375.85
  4. Step 4: Simplify right side
    8,591,619.78x = 55,385,476,142,276.31
  5. Step 5: Solve for x
    x = 55,385,476,142,276.31/8,591,619.78
  6. Step 6: Final answer
    x = 6,446,453.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.