Home / 18,711,635.55-28,067,453.33-17,311,955.55

Finding the Fourth Proportional to 18,711,635.55, 28,067,453.33 and 17,311,955.55

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Solution

The fourth proportional to 18,711,635.55, 28,067,453.33 and 17,311,955.55 is: 25,967,933.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,711,635.55 : 28,067,453.33 = 17,311,955.55 : x
  2. Step 2: Convert to fraction form
    18,711,635.55/28,067,453.33 = 17,311,955.55/x
  3. Step 3: Cross multiply
    18,711,635.55x = 28,067,453.33 × 17,311,955.55
  4. Step 4: Simplify right side
    18,711,635.55x = 485,902,504,364,099.69
  5. Step 5: Solve for x
    x = 485,902,504,364,099.69/18,711,635.55
  6. Step 6: Final answer
    x = 25,967,933.33

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Double scale
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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.