Home / 33,613,213.60-50,419,820.40-20,858,629.60

Finding the Fourth Proportional to 33,613,213.60, 50,419,820.40 and 20,858,629.60

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Solution

The fourth proportional to 33,613,213.60, 50,419,820.40 and 20,858,629.60 is: 31,287,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,613,213.60 : 50,419,820.40 = 20,858,629.60 : x
  2. Step 2: Convert to fraction form
    33,613,213.60/50,419,820.40 = 20,858,629.60/x
  3. Step 3: Cross multiply
    33,613,213.60x = 50,419,820.40 × 20,858,629.60
  4. Step 4: Simplify right side
    33,613,213.60x = 1,051,688,358,222,123.88
  5. Step 5: Solve for x
    x = 1,051,688,358,222,123.88/33,613,213.60
  6. Step 6: Final answer
    x = 31,287,944.40

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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.