Home / 22,524,850.78-31,109,954.82-15,268,909.66

Finding the Fourth Proportional to 22,524,850.78, 31,109,954.82 and 15,268,909.66

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Solution

The fourth proportional to 22,524,850.78, 31,109,954.82 and 15,268,909.66 is: 21,088,489.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,524,850.78 : 31,109,954.82 = 15,268,909.66 : x
  2. Step 2: Convert to fraction form
    22,524,850.78/31,109,954.82 = 15,268,909.66/x
  3. Step 3: Cross multiply
    22,524,850.78x = 31,109,954.82 × 15,268,909.66
  4. Step 4: Simplify right side
    22,524,850.78x = 475,015,089,673,261.56
  5. Step 5: Solve for x
    x = 475,015,089,673,261.56/22,524,850.78
  6. Step 6: Final answer
    x = 21,088,489.97

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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.