Home / 8,591,619.85-11,856,352.04-4,671,375.92

Finding the Fourth Proportional to 8,591,619.85, 11,856,352.04 and 4,671,375.92

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Solution

The fourth proportional to 8,591,619.85, 11,856,352.04 and 4,671,375.92 is: 6,446,453.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,591,619.85 : 11,856,352.04 = 4,671,375.92 : x
  2. Step 2: Convert to fraction form
    8,591,619.85/11,856,352.04 = 4,671,375.92/x
  3. Step 3: Cross multiply
    8,591,619.85x = 11,856,352.04 × 4,671,375.92
  4. Step 4: Simplify right side
    8,591,619.85x = 55,385,477,413,071.97
  5. Step 5: Solve for x
    x = 55,385,477,413,071.97/8,591,619.85
  6. Step 6: Final answer
    x = 6,446,453.45

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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.