Home / 26,471,018.75-39,672,198.16-11,887,169.63

Finding the Fourth Proportional to 26,471,018.75, 39,672,198.16 and 11,887,169.63

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Solution

The fourth proportional to 26,471,018.75, 39,672,198.16 and 11,887,169.63 is: 17,815,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,471,018.75 : 39,672,198.16 = 11,887,169.63 : x
  2. Step 2: Convert to fraction form
    26,471,018.75/39,672,198.16 = 11,887,169.63/x
  3. Step 3: Cross multiply
    26,471,018.75x = 39,672,198.16 × 11,887,169.63
  4. Step 4: Simplify right side
    26,471,018.75x = 471,590,148,894,814.94
  5. Step 5: Solve for x
    x = 471,590,148,894,814.94/26,471,018.75
  6. Step 6: Final answer
    x = 17,815,338.10

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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.