Home / 36,378,735.70-54,568,103.55-18,185,738.80

Finding the Fourth Proportional to 36,378,735.70, 54,568,103.55 and 18,185,738.80

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Solution

The fourth proportional to 36,378,735.70, 54,568,103.55 and 18,185,738.80 is: 27,278,608.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,378,735.70 : 54,568,103.55 = 18,185,738.80 : x
  2. Step 2: Convert to fraction form
    36,378,735.70/54,568,103.55 = 18,185,738.80/x
  3. Step 3: Cross multiply
    36,378,735.70x = 54,568,103.55 × 18,185,738.80
  4. Step 4: Simplify right side
    36,378,735.70x = 992,361,277,971,652.75
  5. Step 5: Solve for x
    x = 992,361,277,971,652.75/36,378,735.70
  6. Step 6: Final answer
    x = 27,278,608.20

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1.5x scale

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.