Home / 6,139,827.20-9,207,747.92-2,040,047.28

Finding the Fourth Proportional to 6,139,827.20, 9,207,747.92 and 2,040,047.28

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Solution

The fourth proportional to 6,139,827.20, 9,207,747.92 and 2,040,047.28 is: 3,059,408.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139,827.20 : 9,207,747.92 = 2,040,047.28 : x
  2. Step 2: Convert to fraction form
    6,139,827.20/9,207,747.92 = 2,040,047.28/x
  3. Step 3: Cross multiply
    6,139,827.20x = 9,207,747.92 × 2,040,047.28
  4. Step 4: Simplify right side
    6,139,827.20x = 18,784,241,099,121.66
  5. Step 5: Solve for x
    x = 18,784,241,099,121.66/6,139,827.20
  6. Step 6: Final answer
    x = 3,059,408.76

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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.