Home / 5,187,863.52-7,159,372.38-3,254,205.60

Finding the Fourth Proportional to 5,187,863.52, 7,159,372.38 and 3,254,205.60

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Solution

The fourth proportional to 5,187,863.52, 7,159,372.38 and 3,254,205.60 is: 4,490,879.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,187,863.52 : 7,159,372.38 = 3,254,205.60 : x
  2. Step 2: Convert to fraction form
    5,187,863.52/7,159,372.38 = 3,254,205.60/x
  3. Step 3: Cross multiply
    5,187,863.52x = 7,159,372.38 × 3,254,205.60
  4. Step 4: Simplify right side
    5,187,863.52x = 23,298,069,691,481.33
  5. Step 5: Solve for x
    x = 23,298,069,691,481.33/5,187,863.52
  6. Step 6: Final answer
    x = 4,490,879.45

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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.