Home / 26,259,027.80-39,369,879.30-11,888,979.80

Finding the Fourth Proportional to 26,259,027.80, 39,369,879.30 and 11,888,979.80

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Solution

The fourth proportional to 26,259,027.80, 39,369,879.30 and 11,888,979.80 is: 17,825,020.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,259,027.80 : 39,369,879.30 = 11,888,979.80 : x
  2. Step 2: Convert to fraction form
    26,259,027.80/39,369,879.30 = 11,888,979.80/x
  3. Step 3: Cross multiply
    26,259,027.80x = 39,369,879.30 × 11,888,979.80
  4. Step 4: Simplify right side
    26,259,027.80x = 468,067,699,726,138.12
  5. Step 5: Solve for x
    x = 468,067,699,726,138.12/26,259,027.80
  6. Step 6: Final answer
    x = 17,825,020.15

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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.