Home / 48,761,009.12-67,287,620.82-27,848,930.54

Finding the Fourth Proportional to 48,761,009.12, 67,287,620.82 and 27,848,930.54

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Solution

The fourth proportional to 48,761,009.12, 67,287,620.82 and 27,848,930.54 is: 38,430,055.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,761,009.12 : 67,287,620.82 = 27,848,930.54 : x
  2. Step 2: Convert to fraction form
    48,761,009.12/67,287,620.82 = 27,848,930.54/x
  3. Step 3: Cross multiply
    48,761,009.12x = 67,287,620.82 × 27,848,930.54
  4. Step 4: Simplify right side
    48,761,009.12x = 1,873,888,278,418,037.50
  5. Step 5: Solve for x
    x = 1,873,888,278,418,037.50/48,761,009.12
  6. Step 6: Final answer
    x = 38,430,055.33

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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.