Home / 36,121,498.16-49,847,701.52-20,651,906.76

Finding the Fourth Proportional to 36,121,498.16, 49,847,701.52 and 20,651,906.76

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Solution

The fourth proportional to 36,121,498.16, 49,847,701.52 and 20,651,906.76 is: 28,499,650.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,121,498.16 : 49,847,701.52 = 20,651,906.76 : x
  2. Step 2: Convert to fraction form
    36,121,498.16/49,847,701.52 = 20,651,906.76/x
  3. Step 3: Cross multiply
    36,121,498.16x = 49,847,701.52 × 20,651,906.76
  4. Step 4: Simplify right side
    36,121,498.16x = 1,029,450,083,991,350.38
  5. Step 5: Solve for x
    x = 1,029,450,083,991,350.38/36,121,498.16
  6. Step 6: Final answer
    x = 28,499,650.80

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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.