Home / 36,398,596.78-50,230,357.41-20,101,072.78

Finding the Fourth Proportional to 36,398,596.78, 50,230,357.41 and 20,101,072.78

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Solution

The fourth proportional to 36,398,596.78, 50,230,357.41 and 20,101,072.78 is: 27,739,642.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,398,596.78 : 50,230,357.41 = 20,101,072.78 : x
  2. Step 2: Convert to fraction form
    36,398,596.78/50,230,357.41 = 20,101,072.78/x
  3. Step 3: Cross multiply
    36,398,596.78x = 50,230,357.41 × 20,101,072.78
  4. Step 4: Simplify right side
    36,398,596.78x = 1,009,684,070,063,822.25
  5. Step 5: Solve for x
    x = 1,009,684,070,063,822.25/36,398,596.78
  6. Step 6: Final answer
    x = 27,739,642.72

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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.