Home / 33,988,804.38-50,933,751.21-21,007,238.94

Finding the Fourth Proportional to 33,988,804.38, 50,933,751.21 and 21,007,238.94

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Solution

The fourth proportional to 33,988,804.38, 50,933,751.21 and 21,007,238.94 is: 31,480,291.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,988,804.38 : 50,933,751.21 = 21,007,238.94 : x
  2. Step 2: Convert to fraction form
    33,988,804.38/50,933,751.21 = 21,007,238.94/x
  3. Step 3: Cross multiply
    33,988,804.38x = 50,933,751.21 × 21,007,238.94
  4. Step 4: Simplify right side
    33,988,804.38x = 1,069,977,481,778,984.25
  5. Step 5: Solve for x
    x = 1,069,977,481,778,984.25/33,988,804.38
  6. Step 6: Final answer
    x = 31,480,291.86

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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.