Home / 11,682,781.24-16,122,198.23-6,455,643.81

Finding the Fourth Proportional to 11,682,781.24, 16,122,198.23 and 6,455,643.81

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Solution

The fourth proportional to 11,682,781.24, 16,122,198.23 and 6,455,643.81 is: 8,908,766.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,682,781.24 : 16,122,198.23 = 6,455,643.81 : x
  2. Step 2: Convert to fraction form
    11,682,781.24/16,122,198.23 = 6,455,643.81/x
  3. Step 3: Cross multiply
    11,682,781.24x = 16,122,198.23 × 6,455,643.81
  4. Step 4: Simplify right side
    11,682,781.24x = 104,079,169,138,564.66
  5. Step 5: Solve for x
    x = 104,079,169,138,564.66/11,682,781.24
  6. Step 6: Final answer
    x = 8,908,766.41

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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.