Home / 6,747,332.40-9,311,540.76-3,691,476.72

Finding the Fourth Proportional to 6,747,332.40, 9,311,540.76 and 3,691,476.72

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Solution

The fourth proportional to 6,747,332.40, 9,311,540.76 and 3,691,476.72 is: 5,094,359.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747,332.40 : 9,311,540.76 = 3,691,476.72 : x
  2. Step 2: Convert to fraction form
    6,747,332.40/9,311,540.76 = 3,691,476.72/x
  3. Step 3: Cross multiply
    6,747,332.40x = 9,311,540.76 × 3,691,476.72
  4. Step 4: Simplify right side
    6,747,332.40x = 34,373,335,942,871.11
  5. Step 5: Solve for x
    x = 34,373,335,942,871.11/6,747,332.40
  6. Step 6: Final answer
    x = 5,094,359.36

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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.