Home / 6,669,517.28-9,203,506.40-3,729,576.56

Finding the Fourth Proportional to 6,669,517.28, 9,203,506.40 and 3,729,576.56

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Solution

The fourth proportional to 6,669,517.28, 9,203,506.40 and 3,729,576.56 is: 5,146,576.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,669,517.28 : 9,203,506.40 = 3,729,576.56 : x
  2. Step 2: Convert to fraction form
    6,669,517.28/9,203,506.40 = 3,729,576.56/x
  3. Step 3: Cross multiply
    6,669,517.28x = 9,203,506.40 × 3,729,576.56
  4. Step 4: Simplify right side
    6,669,517.28x = 34,325,181,739,249.98
  5. Step 5: Solve for x
    x = 34,325,181,739,249.98/6,669,517.28
  6. Step 6: Final answer
    x = 5,146,576.63

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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.