Home / 43,504,190.80-65,181,636.60-20,736,062.80

Finding the Fourth Proportional to 43,504,190.80, 65,181,636.60 and 20,736,062.80

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Solution

The fourth proportional to 43,504,190.80, 65,181,636.60 and 20,736,062.80 is: 31,068,512.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,504,190.80 : 65,181,636.60 = 20,736,062.80 : x
  2. Step 2: Convert to fraction form
    43,504,190.80/65,181,636.60 = 20,736,062.80/x
  3. Step 3: Cross multiply
    43,504,190.80x = 65,181,636.60 × 20,736,062.80
  4. Step 4: Simplify right side
    43,504,190.80x = 1,351,610,509,944,378.50
  5. Step 5: Solve for x
    x = 1,351,610,509,944,378.50/43,504,190.80
  6. Step 6: Final answer
    x = 31,068,512.83

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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.