Home / 17,388,839.70-26,072,891.55-10,662,081.30

Finding the Fourth Proportional to 17,388,839.70, 26,072,891.55 and 10,662,081.30

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Solution

The fourth proportional to 17,388,839.70, 26,072,891.55 and 10,662,081.30 is: 15,986,764.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,388,839.70 : 26,072,891.55 = 10,662,081.30 : x
  2. Step 2: Convert to fraction form
    17,388,839.70/26,072,891.55 = 10,662,081.30/x
  3. Step 3: Cross multiply
    17,388,839.70x = 26,072,891.55 × 10,662,081.30
  4. Step 4: Simplify right side
    17,388,839.70x = 277,991,289,432,183.03
  5. Step 5: Solve for x
    x = 277,991,289,432,183.03/17,388,839.70
  6. Step 6: Final answer
    x = 15,986,764.74

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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.