Home / 12,455,760.62-17,188,960.36-6,949,136.33

Finding the Fourth Proportional to 12,455,760.62, 17,188,960.36 and 6,949,136.33

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Solution

The fourth proportional to 12,455,760.62, 17,188,960.36 and 6,949,136.33 is: 9,589,814.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,455,760.62 : 17,188,960.36 = 6,949,136.33 : x
  2. Step 2: Convert to fraction form
    12,455,760.62/17,188,960.36 = 6,949,136.33/x
  3. Step 3: Cross multiply
    12,455,760.62x = 17,188,960.36 × 6,949,136.33
  4. Step 4: Simplify right side
    12,455,760.62x = 119,448,428,938,205.44
  5. Step 5: Solve for x
    x = 119,448,428,938,205.44/12,455,760.62
  6. Step 6: Final answer
    x = 9,589,814.11

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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.