Home / 8,720,974.56-13,081,520.16-3,041,176.80

Finding the Fourth Proportional to 8,720,974.56, 13,081,520.16 and 3,041,176.80

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Solution

The fourth proportional to 8,720,974.56, 13,081,520.16 and 3,041,176.80 is: 4,561,785.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,720,974.56 : 13,081,520.16 = 3,041,176.80 : x
  2. Step 2: Convert to fraction form
    8,720,974.56/13,081,520.16 = 3,041,176.80/x
  3. Step 3: Cross multiply
    8,720,974.56x = 13,081,520.16 × 3,041,176.80
  4. Step 4: Simplify right side
    8,720,974.56x = 39,783,215,619,324.29
  5. Step 5: Solve for x
    x = 39,783,215,619,324.29/8,720,974.56
  6. Step 6: Final answer
    x = 4,561,785.54

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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.