Home / 50,777,249.38-76,112,719.76-21,250,357.90

Finding the Fourth Proportional to 50,777,249.38, 76,112,719.76 and 21,250,357.90

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Solution

The fourth proportional to 50,777,249.38, 76,112,719.76 and 21,250,357.90 is: 31,853,291.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,777,249.38 : 76,112,719.76 = 21,250,357.90 : x
  2. Step 2: Convert to fraction form
    50,777,249.38/76,112,719.76 = 21,250,357.90/x
  3. Step 3: Cross multiply
    50,777,249.38x = 76,112,719.76 × 21,250,357.90
  4. Step 4: Simplify right side
    50,777,249.38x = 1,617,422,535,208,712.50
  5. Step 5: Solve for x
    x = 1,617,422,535,208,712.50/50,777,249.38
  6. Step 6: Final answer
    x = 31,853,291.68

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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.