Home / 20,646,745.33-30,970,167.18-6,269,921.23

Finding the Fourth Proportional to 20,646,745.33, 30,970,167.18 and 6,269,921.23

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Solution

The fourth proportional to 20,646,745.33, 30,970,167.18 and 6,269,921.23 is: 9,404,896.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,646,745.33 : 30,970,167.18 = 6,269,921.23 : x
  2. Step 2: Convert to fraction form
    20,646,745.33/30,970,167.18 = 6,269,921.23/x
  3. Step 3: Cross multiply
    20,646,745.33x = 30,970,167.18 × 6,269,921.23
  4. Step 4: Simplify right side
    20,646,745.33x = 194,180,508,698,531.25
  5. Step 5: Solve for x
    x = 194,180,508,698,531.25/20,646,745.33
  6. Step 6: Final answer
    x = 9,404,896.78

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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.