Home / 20,222,422.33-30,329,230.46-5,450,172.65

Finding the Fourth Proportional to 20,222,422.33, 30,329,230.46 and 5,450,172.65

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Solution

The fourth proportional to 20,222,422.33, 30,329,230.46 and 5,450,172.65 is: 8,174,072.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,222,422.33 : 30,329,230.46 = 5,450,172.65 : x
  2. Step 2: Convert to fraction form
    20,222,422.33/30,329,230.46 = 5,450,172.65/x
  3. Step 3: Cross multiply
    20,222,422.33x = 30,329,230.46 × 5,450,172.65
  4. Step 4: Simplify right side
    20,222,422.33x = 165,299,542,348,638.94
  5. Step 5: Solve for x
    x = 165,299,542,348,638.94/20,222,422.33
  6. Step 6: Final answer
    x = 8,174,072.31

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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.