Home / 9,741,939.66-13,443,545.97-5,391,209.34

Finding the Fourth Proportional to 9,741,939.66, 13,443,545.97 and 5,391,209.34

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Solution

The fourth proportional to 9,741,939.66, 13,443,545.97 and 5,391,209.34 is: 7,439,685.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,741,939.66 : 13,443,545.97 = 5,391,209.34 : x
  2. Step 2: Convert to fraction form
    9,741,939.66/13,443,545.97 = 5,391,209.34/x
  3. Step 3: Cross multiply
    9,741,939.66x = 13,443,545.97 × 5,391,209.34
  4. Step 4: Simplify right side
    9,741,939.66x = 72,476,970,596,183.36
  5. Step 5: Solve for x
    x = 72,476,970,596,183.36/9,741,939.66
  6. Step 6: Final answer
    x = 7,439,685.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.