Home / 40,419,453.94-55,778,846.43-22,084,739.44

Finding the Fourth Proportional to 40,419,453.94, 55,778,846.43 and 22,084,739.44

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Solution

The fourth proportional to 40,419,453.94, 55,778,846.43 and 22,084,739.44 is: 30,476,940.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,419,453.94 : 55,778,846.43 = 22,084,739.44 : x
  2. Step 2: Convert to fraction form
    40,419,453.94/55,778,846.43 = 22,084,739.44/x
  3. Step 3: Cross multiply
    40,419,453.94x = 55,778,846.43 × 22,084,739.44
  4. Step 4: Simplify right side
    40,419,453.94x = 1,231,861,289,613,695
  5. Step 5: Solve for x
    x = 1,231,861,289,613,695/40,419,453.94
  6. Step 6: Final answer
    x = 30,476,940.42

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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.