Home / 36,244,918.70-54,367,378.05-20,120,605.10

Finding the Fourth Proportional to 36,244,918.70, 54,367,378.05 and 20,120,605.10

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Solution

The fourth proportional to 36,244,918.70, 54,367,378.05 and 20,120,605.10 is: 30,180,907.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,244,918.70 : 54,367,378.05 = 20,120,605.10 : x
  2. Step 2: Convert to fraction form
    36,244,918.70/54,367,378.05 = 20,120,605.10/x
  3. Step 3: Cross multiply
    36,244,918.70x = 54,367,378.05 × 20,120,605.10
  4. Step 4: Simplify right side
    36,244,918.70x = 1,093,904,544,066,458.12
  5. Step 5: Solve for x
    x = 1,093,904,544,066,458.12/36,244,918.70
  6. Step 6: Final answer
    x = 30,180,907.65

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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.