Home / 5,517,418.42-8,270,760.03-2,638,036.90

Finding the Fourth Proportional to 5,517,418.42, 8,270,760.03 and 2,638,036.90

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Solution

The fourth proportional to 5,517,418.42, 8,270,760.03 and 2,638,036.90 is: 3,954,488.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517,418.42 : 8,270,760.03 = 2,638,036.90 : x
  2. Step 2: Convert to fraction form
    5,517,418.42/8,270,760.03 = 2,638,036.90/x
  3. Step 3: Cross multiply
    5,517,418.42x = 8,270,760.03 × 2,638,036.90
  4. Step 4: Simplify right side
    5,517,418.42x = 21,818,570,150,185.11
  5. Step 5: Solve for x
    x = 21,818,570,150,185.11/5,517,418.42
  6. Step 6: Final answer
    x = 3,954,488.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.