Home / 5,162,995.26-7,125,067.89-2,839,947.66

Finding the Fourth Proportional to 5,162,995.26, 7,125,067.89 and 2,839,947.66

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Solution

The fourth proportional to 5,162,995.26, 7,125,067.89 and 2,839,947.66 is: 3,919,201.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162,995.26 : 7,125,067.89 = 2,839,947.66 : x
  2. Step 2: Convert to fraction form
    5,162,995.26/7,125,067.89 = 2,839,947.66/x
  3. Step 3: Cross multiply
    5,162,995.26x = 7,125,067.89 × 2,839,947.66
  4. Step 4: Simplify right side
    5,162,995.26x = 20,234,819,881,546.64
  5. Step 5: Solve for x
    x = 20,234,819,881,546.64/5,162,995.26
  6. Step 6: Final answer
    x = 3,919,201.72

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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.