Home / 13,773,542.40-20,661,091.20-4,189,233.60

Finding the Fourth Proportional to 13,773,542.40, 20,661,091.20 and 4,189,233.60

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Solution

The fourth proportional to 13,773,542.40, 20,661,091.20 and 4,189,233.60 is: 6,284,086.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,773,542.40 : 20,661,091.20 = 4,189,233.60 : x
  2. Step 2: Convert to fraction form
    13,773,542.40/20,661,091.20 = 4,189,233.60/x
  3. Step 3: Cross multiply
    13,773,542.40x = 20,661,091.20 × 4,189,233.60
  4. Step 4: Simplify right side
    13,773,542.40x = 86,554,137,467,704.31
  5. Step 5: Solve for x
    x = 86,554,137,467,704.31/13,773,542.40
  6. Step 6: Final answer
    x = 6,284,086.91

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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.