Home / 33,691,029.78-46,493,621.13-18,221,114.34

Finding the Fourth Proportional to 33,691,029.78, 46,493,621.13 and 18,221,114.34

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Solution

The fourth proportional to 33,691,029.78, 46,493,621.13 and 18,221,114.34 is: 25,145,137.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,691,029.78 : 46,493,621.13 = 18,221,114.34 : x
  2. Step 2: Convert to fraction form
    33,691,029.78/46,493,621.13 = 18,221,114.34/x
  3. Step 3: Cross multiply
    33,691,029.78x = 46,493,621.13 × 18,221,114.34
  4. Step 4: Simplify right side
    33,691,029.78x = 847,165,586,690,370
  5. Step 5: Solve for x
    x = 847,165,586,690,370/33,691,029.78
  6. Step 6: Final answer
    x = 25,145,137.81

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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.