Home / 5,777,540.20-8,663,029.80-2,183,424.40

Finding the Fourth Proportional to 5,777,540.20, 8,663,029.80 and 2,183,424.40

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Solution

The fourth proportional to 5,777,540.20, 8,663,029.80 and 2,183,424.40 is: 3,273,896.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777,540.20 : 8,663,029.80 = 2,183,424.40 : x
  2. Step 2: Convert to fraction form
    5,777,540.20/8,663,029.80 = 2,183,424.40/x
  3. Step 3: Cross multiply
    5,777,540.20x = 8,663,029.80 × 2,183,424.40
  4. Step 4: Simplify right side
    5,777,540.20x = 18,915,070,643,247.12
  5. Step 5: Solve for x
    x = 18,915,070,643,247.12/5,777,540.20
  6. Step 6: Final answer
    x = 3,273,896.85

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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.