Home / 33,212,513.70-49,818,770.55-20,391,444.90

Finding the Fourth Proportional to 33,212,513.70, 49,818,770.55 and 20,391,444.90

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Solution

The fourth proportional to 33,212,513.70, 49,818,770.55 and 20,391,444.90 is: 30,587,167.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,212,513.70 : 49,818,770.55 = 20,391,444.90 : x
  2. Step 2: Convert to fraction form
    33,212,513.70/49,818,770.55 = 20,391,444.90/x
  3. Step 3: Cross multiply
    33,212,513.70x = 49,818,770.55 × 20,391,444.90
  4. Step 4: Simplify right side
    33,212,513.70x = 1,015,876,714,656,067.50
  5. Step 5: Solve for x
    x = 1,015,876,714,656,067.50/33,212,513.70
  6. Step 6: Final answer
    x = 30,587,167.35

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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.