Home / 21,582,488.80-32,375,576.40-7,399,064.80

Finding the Fourth Proportional to 21,582,488.80, 32,375,576.40 and 7,399,064.80

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Solution

The fourth proportional to 21,582,488.80, 32,375,576.40 and 7,399,064.80 is: 11,099,229.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,582,488.80 : 32,375,576.40 = 7,399,064.80 : x
  2. Step 2: Convert to fraction form
    21,582,488.80/32,375,576.40 = 7,399,064.80/x
  3. Step 3: Cross multiply
    21,582,488.80x = 32,375,576.40 × 7,399,064.80
  4. Step 4: Simplify right side
    21,582,488.80x = 239,548,987,720,950.69
  5. Step 5: Solve for x
    x = 239,548,987,720,950.69/21,582,488.80
  6. Step 6: Final answer
    x = 11,099,229.10

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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.