Home / 36,375,512.40-50,198,211.40-20,077,992.72

Finding the Fourth Proportional to 36,375,512.40, 50,198,211.40 and 20,077,992.72

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Solution

The fourth proportional to 36,375,512.40, 50,198,211.40 and 20,077,992.72 is: 27,707,632.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,375,512.40 : 50,198,211.40 = 20,077,992.72 : x
  2. Step 2: Convert to fraction form
    36,375,512.40/50,198,211.40 = 20,077,992.72/x
  3. Step 3: Cross multiply
    36,375,512.40x = 50,198,211.40 × 20,077,992.72
  4. Step 4: Simplify right side
    36,375,512.40x = 1,007,879,323,046,220.88
  5. Step 5: Solve for x
    x = 1,007,879,323,046,220.88/36,375,512.40
  6. Step 6: Final answer
    x = 27,707,632.32

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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.