Home / 9,108,876.60-13,661,346.60-3,991,296.60

Finding the Fourth Proportional to 9,108,876.60, 13,661,346.60 and 3,991,296.60

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Solution

The fourth proportional to 9,108,876.60, 13,661,346.60 and 3,991,296.60 is: 5,986,082.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108,876.60 : 13,661,346.60 = 3,991,296.60 : x
  2. Step 2: Convert to fraction form
    9,108,876.60/13,661,346.60 = 3,991,296.60/x
  3. Step 3: Cross multiply
    9,108,876.60x = 13,661,346.60 × 3,991,296.60
  4. Step 4: Simplify right side
    9,108,876.60x = 54,526,486,236,001.56
  5. Step 5: Solve for x
    x = 54,526,486,236,001.56/9,108,876.60
  6. Step 6: Final answer
    x = 5,986,082.44

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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.