Home / 22,658,255.43-33,987,621.49-18,138,039.11

Finding the Fourth Proportional to 22,658,255.43, 33,987,621.49 and 18,138,039.11

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Solution

The fourth proportional to 22,658,255.43, 33,987,621.49 and 18,138,039.11 is: 27,207,249.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,658,255.43 : 33,987,621.49 = 18,138,039.11 : x
  2. Step 2: Convert to fraction form
    22,658,255.43/33,987,621.49 = 18,138,039.11/x
  3. Step 3: Cross multiply
    22,658,255.43x = 33,987,621.49 × 18,138,039.11
  4. Step 4: Simplify right side
    22,658,255.43x = 616,468,807,671,558.38
  5. Step 5: Solve for x
    x = 616,468,807,671,558.38/22,658,255.43
  6. Step 6: Final answer
    x = 27,207,249.46

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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.