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Finding the Fourth Proportional to 44,691,343.80, 67,037,015.70 and 17,764,999.80

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Solution

The fourth proportional to 44,691,343.80, 67,037,015.70 and 17,764,999.80 is: 26,647,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,691,343.80 : 67,037,015.70 = 17,764,999.80 : x
  2. Step 2: Convert to fraction form
    44,691,343.80/67,037,015.70 = 17,764,999.80/x
  3. Step 3: Cross multiply
    44,691,343.80x = 67,037,015.70 × 17,764,999.80
  4. Step 4: Simplify right side
    44,691,343.80x = 1,190,912,570,503,097
  5. Step 5: Solve for x
    x = 1,190,912,570,503,097/44,691,343.80
  6. Step 6: Final answer
    x = 26,647,499.70

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Similar ratio
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1.5x scale

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.