Home / 36,605,338.97-50,519,847.83-21,135,397.64

Finding the Fourth Proportional to 36,605,338.97, 50,519,847.83 and 21,135,397.64

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Solution

The fourth proportional to 36,605,338.97, 50,519,847.83 and 21,135,397.64 is: 29,169,435.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,605,338.97 : 50,519,847.83 = 21,135,397.64 : x
  2. Step 2: Convert to fraction form
    36,605,338.97/50,519,847.83 = 21,135,397.64/x
  3. Step 3: Cross multiply
    36,605,338.97x = 50,519,847.83 × 21,135,397.64
  4. Step 4: Simplify right side
    36,605,338.97x = 1,067,757,072,241,065
  5. Step 5: Solve for x
    x = 1,067,757,072,241,065/36,605,338.97
  6. Step 6: Final answer
    x = 29,169,435.45

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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.