Home / 5,375,029.38-7,419,161.42-3,657,146.34

Finding the Fourth Proportional to 5,375,029.38, 7,419,161.42 and 3,657,146.34

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Solution

The fourth proportional to 5,375,029.38, 7,419,161.42 and 3,657,146.34 is: 5,047,964.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375,029.38 : 7,419,161.42 = 3,657,146.34 : x
  2. Step 2: Convert to fraction form
    5,375,029.38/7,419,161.42 = 3,657,146.34/x
  3. Step 3: Cross multiply
    5,375,029.38x = 7,419,161.42 × 3,657,146.34
  4. Step 4: Simplify right side
    5,375,029.38x = 27,132,959,033,022.20
  5. Step 5: Solve for x
    x = 27,132,959,033,022.20/5,375,029.38
  6. Step 6: Final answer
    x = 5,047,964.79

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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.