Home / 20,884,290.94-31,327,946.25-8,741,542.06

Finding the Fourth Proportional to 20,884,290.94, 31,327,946.25 and 8,741,542.06

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Solution

The fourth proportional to 20,884,290.94, 31,327,946.25 and 8,741,542.06 is: 13,112,945.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,884,290.94 : 31,327,946.25 = 8,741,542.06 : x
  2. Step 2: Convert to fraction form
    20,884,290.94/31,327,946.25 = 8,741,542.06/x
  3. Step 3: Cross multiply
    20,884,290.94x = 31,327,946.25 × 8,741,542.06
  4. Step 4: Simplify right side
    20,884,290.94x = 273,854,559,797,794.28
  5. Step 5: Solve for x
    x = 273,854,559,797,794.28/20,884,290.94
  6. Step 6: Final answer
    x = 13,112,945.06

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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.