Home / 36,776,105.68-50,751,023.42-21,315,158.38

Finding the Fourth Proportional to 36,776,105.68, 50,751,023.42 and 21,315,158.38

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Solution

The fourth proportional to 36,776,105.68, 50,751,023.42 and 21,315,158.38 is: 29,414,917.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,776,105.68 : 50,751,023.42 = 21,315,158.38 : x
  2. Step 2: Convert to fraction form
    36,776,105.68/50,751,023.42 = 21,315,158.38/x
  3. Step 3: Cross multiply
    36,776,105.68x = 50,751,023.42 × 21,315,158.38
  4. Step 4: Simplify right side
    36,776,105.68x = 1,081,766,102,144,389.25
  5. Step 5: Solve for x
    x = 1,081,766,102,144,389.25/36,776,105.68
  6. Step 6: Final answer
    x = 29,414,917.16

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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.