Home / 40,954,373.86-61,431,789.42-13,660,591.31

Finding the Fourth Proportional to 40,954,373.86, 61,431,789.42 and 13,660,591.31

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Solution

The fourth proportional to 40,954,373.86, 61,431,789.42 and 13,660,591.31 is: 20,490,963.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,954,373.86 : 61,431,789.42 = 13,660,591.31 : x
  2. Step 2: Convert to fraction form
    40,954,373.86/61,431,789.42 = 13,660,591.31/x
  3. Step 3: Cross multiply
    40,954,373.86x = 61,431,789.42 × 13,660,591.31
  4. Step 4: Simplify right side
    40,954,373.86x = 839,194,568,640,299
  5. Step 5: Solve for x
    x = 839,194,568,640,299/40,954,373.86
  6. Step 6: Final answer
    x = 20,490,963.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.