Home / 11,910,231.39-17,867,118.57-5,521,129.59

Finding the Fourth Proportional to 11,910,231.39, 17,867,118.57 and 5,521,129.59

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Solution

The fourth proportional to 11,910,231.39, 17,867,118.57 and 5,521,129.59 is: 8,282,515.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,910,231.39 : 17,867,118.57 = 5,521,129.59 : x
  2. Step 2: Convert to fraction form
    11,910,231.39/17,867,118.57 = 5,521,129.59/x
  3. Step 3: Cross multiply
    11,910,231.39x = 17,867,118.57 × 5,521,129.59
  4. Step 4: Simplify right side
    11,910,231.39x = 98,646,677,024,865.48
  5. Step 5: Solve for x
    x = 98,646,677,024,865.48/11,910,231.39
  6. Step 6: Final answer
    x = 8,282,515.58

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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.