Home / 12,192,202.16-18,288,297.77-3,672,538.63

Finding the Fourth Proportional to 12,192,202.16, 18,288,297.77 and 3,672,538.63

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Solution

The fourth proportional to 12,192,202.16, 18,288,297.77 and 3,672,538.63 is: 5,508,806.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,192,202.16 : 18,288,297.77 = 3,672,538.63 : x
  2. Step 2: Convert to fraction form
    12,192,202.16/18,288,297.77 = 3,672,538.63/x
  3. Step 3: Cross multiply
    12,192,202.16x = 18,288,297.77 × 3,672,538.63
  4. Step 4: Simplify right side
    12,192,202.16x = 67,164,479,945,826.37
  5. Step 5: Solve for x
    x = 67,164,479,945,826.37/12,192,202.16
  6. Step 6: Final answer
    x = 5,508,806.29

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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.