Home / 5,447,639.56-7,517,499.97-3,122,865.44

Finding the Fourth Proportional to 5,447,639.56, 7,517,499.97 and 3,122,865.44

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Solution

The fourth proportional to 5,447,639.56, 7,517,499.97 and 3,122,865.44 is: 4,309,415.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447,639.56 : 7,517,499.97 = 3,122,865.44 : x
  2. Step 2: Convert to fraction form
    5,447,639.56/7,517,499.97 = 3,122,865.44/x
  3. Step 3: Cross multiply
    5,447,639.56x = 7,517,499.97 × 3,122,865.44
  4. Step 4: Simplify right side
    5,447,639.56x = 23,476,140,851,514.04
  5. Step 5: Solve for x
    x = 23,476,140,851,514.04/5,447,639.56
  6. Step 6: Final answer
    x = 4,309,415.22

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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.