Home / 26,647,054.80-39,876,103.80-18,143,998.80

Finding the Fourth Proportional to 26,647,054.80, 39,876,103.80 and 18,143,998.80

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Solution

The fourth proportional to 26,647,054.80, 39,876,103.80 and 18,143,998.80 is: 27,151,667.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,647,054.80 : 39,876,103.80 = 18,143,998.80 : x
  2. Step 2: Convert to fraction form
    26,647,054.80/39,876,103.80 = 18,143,998.80/x
  3. Step 3: Cross multiply
    26,647,054.80x = 39,876,103.80 × 18,143,998.80
  4. Step 4: Simplify right side
    26,647,054.80x = 723,511,979,495,875.38
  5. Step 5: Solve for x
    x = 723,511,979,495,875.38/26,647,054.80
  6. Step 6: Final answer
    x = 27,151,667.79

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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.