Home / 8,791,469.10-13,177,580.85-3,108,768.30

Finding the Fourth Proportional to 8,791,469.10, 13,177,580.85 and 3,108,768.30

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Solution

The fourth proportional to 8,791,469.10, 13,177,580.85 and 3,108,768.30 is: 4,659,749.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,791,469.10 : 13,177,580.85 = 3,108,768.30 : x
  2. Step 2: Convert to fraction form
    8,791,469.10/13,177,580.85 = 3,108,768.30/x
  3. Step 3: Cross multiply
    8,791,469.10x = 13,177,580.85 × 3,108,768.30
  4. Step 4: Simplify right side
    8,791,469.10x = 40,966,045,617,167.05
  5. Step 5: Solve for x
    x = 40,966,045,617,167.05/8,791,469.10
  6. Step 6: Final answer
    x = 4,659,749.71

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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.