Home / 36,446,986.75-50,297,891.48-20,150,512.51

Finding the Fourth Proportional to 36,446,986.75, 50,297,891.48 and 20,150,512.51

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Solution

The fourth proportional to 36,446,986.75, 50,297,891.48 and 20,150,512.51 is: 27,808,287.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,446,986.75 : 50,297,891.48 = 20,150,512.51 : x
  2. Step 2: Convert to fraction form
    36,446,986.75/50,297,891.48 = 20,150,512.51/x
  3. Step 3: Cross multiply
    36,446,986.75x = 50,297,891.48 × 20,150,512.51
  4. Step 4: Simplify right side
    36,446,986.75x = 1,013,528,291,494,362.38
  5. Step 5: Solve for x
    x = 1,013,528,291,494,362.38/36,446,986.75
  6. Step 6: Final answer
    x = 27,808,287.65

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1.5x scale

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.