Home / 5,395,115.31-7,445,172.24-2,947,673.85

Finding the Fourth Proportional to 5,395,115.31, 7,445,172.24 and 2,947,673.85

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Solution

The fourth proportional to 5,395,115.31, 7,445,172.24 and 2,947,673.85 is: 4,067,742.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395,115.31 : 7,445,172.24 = 2,947,673.85 : x
  2. Step 2: Convert to fraction form
    5,395,115.31/7,445,172.24 = 2,947,673.85/x
  3. Step 3: Cross multiply
    5,395,115.31x = 7,445,172.24 × 2,947,673.85
  4. Step 4: Simplify right side
    5,395,115.31x = 21,945,939,520,593.93
  5. Step 5: Solve for x
    x = 21,945,939,520,593.93/5,395,115.31
  6. Step 6: Final answer
    x = 4,067,742.44

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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.