Home / 26,858,434.72-40,287,601.77-8,415,791.56

Finding the Fourth Proportional to 26,858,434.72, 40,287,601.77 and 8,415,791.56

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Solution

The fourth proportional to 26,858,434.72, 40,287,601.77 and 8,415,791.56 is: 12,623,671.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,858,434.72 : 40,287,601.77 = 8,415,791.56 : x
  2. Step 2: Convert to fraction form
    26,858,434.72/40,287,601.77 = 8,415,791.56/x
  3. Step 3: Cross multiply
    26,858,434.72x = 40,287,601.77 × 8,415,791.56
  4. Step 4: Simplify right side
    26,858,434.72x = 339,052,059,080,716.25
  5. Step 5: Solve for x
    x = 339,052,059,080,716.25/26,858,434.72
  6. Step 6: Final answer
    x = 12,623,671.58

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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.