Home / 6,601,412.18-9,900,067.56-3,187,576.28

Finding the Fourth Proportional to 6,601,412.18, 9,900,067.56 and 3,187,576.28

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Solution

The fourth proportional to 6,601,412.18, 9,900,067.56 and 3,187,576.28 is: 4,780,374.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,601,412.18 : 9,900,067.56 = 3,187,576.28 : x
  2. Step 2: Convert to fraction form
    6,601,412.18/9,900,067.56 = 3,187,576.28/x
  3. Step 3: Cross multiply
    6,601,412.18x = 9,900,067.56 × 3,187,576.28
  4. Step 4: Simplify right side
    6,601,412.18x = 31,557,220,524,653.48
  5. Step 5: Solve for x
    x = 31,557,220,524,653.48/6,601,412.18
  6. Step 6: Final answer
    x = 4,780,374.21

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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.