Home / 6,013,540.72-8,309,680.68-4,379,103.28

Finding the Fourth Proportional to 6,013,540.72, 8,309,680.68 and 4,379,103.28

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Solution

The fourth proportional to 6,013,540.72, 8,309,680.68 and 4,379,103.28 is: 6,051,168.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,013,540.72 : 8,309,680.68 = 4,379,103.28 : x
  2. Step 2: Convert to fraction form
    6,013,540.72/8,309,680.68 = 4,379,103.28/x
  3. Step 3: Cross multiply
    6,013,540.72x = 8,309,680.68 × 4,379,103.28
  4. Step 4: Simplify right side
    6,013,540.72x = 36,388,949,921,540.63
  5. Step 5: Solve for x
    x = 36,388,949,921,540.63/6,013,540.72
  6. Step 6: Final answer
    x = 6,051,168.79

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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.