Home / 22,558,997.36-31,131,455.82-12,245,727.44

Finding the Fourth Proportional to 22,558,997.36, 31,131,455.82 and 12,245,727.44

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Solution

The fourth proportional to 22,558,997.36, 31,131,455.82 and 12,245,727.44 is: 16,899,125.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,558,997.36 : 31,131,455.82 = 12,245,727.44 : x
  2. Step 2: Convert to fraction form
    22,558,997.36/31,131,455.82 = 12,245,727.44/x
  3. Step 3: Cross multiply
    22,558,997.36x = 31,131,455.82 × 12,245,727.44
  4. Step 4: Simplify right side
    22,558,997.36x = 381,227,322,782,121.69
  5. Step 5: Solve for x
    x = 381,227,322,782,121.69/22,558,997.36
  6. Step 6: Final answer
    x = 16,899,125.29

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1.5x scale

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.