Home / 40,431,580.80-60,650,550.72-13,505,331.84

Finding the Fourth Proportional to 40,431,580.80, 60,650,550.72 and 13,505,331.84

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Solution

The fourth proportional to 40,431,580.80, 60,650,550.72 and 13,505,331.84 is: 20,259,059.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,431,580.80 : 60,650,550.72 = 13,505,331.84 : x
  2. Step 2: Convert to fraction form
    40,431,580.80/60,650,550.72 = 13,505,331.84/x
  3. Step 3: Cross multiply
    40,431,580.80x = 60,650,550.72 × 13,505,331.84
  4. Step 4: Simplify right side
    40,431,580.80x = 819,105,813,752,350.88
  5. Step 5: Solve for x
    x = 819,105,813,752,350.88/40,431,580.80
  6. Step 6: Final answer
    x = 20,259,059.81

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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.