Home / 6,747,279.20-10,123,251.60-6,513,999.20

Finding the Fourth Proportional to 6,747,279.20, 10,123,251.60 and 6,513,999.20

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Solution

The fourth proportional to 6,747,279.20, 10,123,251.60 and 6,513,999.20 is: 9,773,250.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747,279.20 : 10,123,251.60 = 6,513,999.20 : x
  2. Step 2: Convert to fraction form
    6,747,279.20/10,123,251.60 = 6,513,999.20/x
  3. Step 3: Cross multiply
    6,747,279.20x = 10,123,251.60 × 6,513,999.20
  4. Step 4: Simplify right side
    6,747,279.20x = 65,942,852,823,798.72
  5. Step 5: Solve for x
    x = 65,942,852,823,798.72/6,747,279.20
  6. Step 6: Final answer
    x = 9,773,250.95

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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.