Home / 5,228,170.05-7,215,436.87-3,164,321.39

Finding the Fourth Proportional to 5,228,170.05, 7,215,436.87 and 3,164,321.39

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Solution

The fourth proportional to 5,228,170.05, 7,215,436.87 and 3,164,321.39 is: 4,367,103.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228,170.05 : 7,215,436.87 = 3,164,321.39 : x
  2. Step 2: Convert to fraction form
    5,228,170.05/7,215,436.87 = 3,164,321.39/x
  3. Step 3: Cross multiply
    5,228,170.05x = 7,215,436.87 × 3,164,321.39
  4. Step 4: Simplify right side
    5,228,170.05x = 22,831,961,181,947.66
  5. Step 5: Solve for x
    x = 22,831,961,181,947.66/5,228,170.05
  6. Step 6: Final answer
    x = 4,367,103.78

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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.