Home / 30,268,105.44-41,770,867.80-16,517,955.30

Finding the Fourth Proportional to 30,268,105.44, 41,770,867.80 and 16,517,955.30

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Solution

The fourth proportional to 30,268,105.44, 41,770,867.80 and 16,517,955.30 is: 22,795,259.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,268,105.44 : 41,770,867.80 = 16,517,955.30 : x
  2. Step 2: Convert to fraction form
    30,268,105.44/41,770,867.80 = 16,517,955.30/x
  3. Step 3: Cross multiply
    30,268,105.44x = 41,770,867.80 × 16,517,955.30
  4. Step 4: Simplify right side
    30,268,105.44x = 689,969,327,162,609.38
  5. Step 5: Solve for x
    x = 689,969,327,162,609.38/30,268,105.44
  6. Step 6: Final answer
    x = 22,795,259.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.