Home / 56,929,581.54-85,399,621.92-18,591,296.58

Finding the Fourth Proportional to 56,929,581.54, 85,399,621.92 and 18,591,296.58

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Solution

The fourth proportional to 56,929,581.54, 85,399,621.92 and 18,591,296.58 is: 27,888,659.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,929,581.54 : 85,399,621.92 = 18,591,296.58 : x
  2. Step 2: Convert to fraction form
    56,929,581.54/85,399,621.92 = 18,591,296.58/x
  3. Step 3: Cross multiply
    56,929,581.54x = 85,399,621.92 × 18,591,296.58
  4. Step 4: Simplify right side
    56,929,581.54x = 1,587,689,698,934,589
  5. Step 5: Solve for x
    x = 1,587,689,698,934,589/56,929,581.54
  6. Step 6: Final answer
    x = 27,888,659.22

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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.