Home / 43,494,648.33-65,198,877.88-20,424,284.62

Finding the Fourth Proportional to 43,494,648.33, 65,198,877.88 and 20,424,284.62

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Solution

The fourth proportional to 43,494,648.33, 65,198,877.88 and 20,424,284.62 is: 30,616,190.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,494,648.33 : 65,198,877.88 = 20,424,284.62 : x
  2. Step 2: Convert to fraction form
    43,494,648.33/65,198,877.88 = 20,424,284.62/x
  3. Step 3: Cross multiply
    43,494,648.33x = 65,198,877.88 × 20,424,284.62
  4. Step 4: Simplify right side
    43,494,648.33x = 1,331,640,438,888,739.25
  5. Step 5: Solve for x
    x = 1,331,640,438,888,739.25/43,494,648.33
  6. Step 6: Final answer
    x = 30,616,190.50

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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.