Home / 11,515,172.09-17,266,982.41-3,836,117.21

Finding the Fourth Proportional to 11,515,172.09, 17,266,982.41 and 3,836,117.21

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Solution

The fourth proportional to 11,515,172.09, 17,266,982.41 and 3,836,117.21 is: 5,752,251.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,515,172.09 : 17,266,982.41 = 3,836,117.21 : x
  2. Step 2: Convert to fraction form
    11,515,172.09/17,266,982.41 = 3,836,117.21/x
  3. Step 3: Cross multiply
    11,515,172.09x = 17,266,982.41 × 3,836,117.21
  4. Step 4: Simplify right side
    11,515,172.09x = 66,238,168,373,679.15
  5. Step 5: Solve for x
    x = 66,238,168,373,679.15/11,515,172.09
  6. Step 6: Final answer
    x = 5,752,251.71

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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.