Home / 12,197,198-18,296,176.44-4,522,752.56

Finding the Fourth Proportional to 12,197,198, 18,296,176.44 and 4,522,752.56

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Solution

The fourth proportional to 12,197,198, 18,296,176.44 and 4,522,752.56 is: 6,784,269.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,197,198 : 18,296,176.44 = 4,522,752.56 : x
  2. Step 2: Convert to fraction form
    12,197,198/18,296,176.44 = 4,522,752.56/x
  3. Step 3: Cross multiply
    12,197,198x = 18,296,176.44 × 4,522,752.56
  4. Step 4: Simplify right side
    12,197,198x = 82,749,078,832,221.69
  5. Step 5: Solve for x
    x = 82,749,078,832,221.69/12,197,198
  6. Step 6: Final answer
    x = 6,784,269.54

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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.