Home / 22,558,999.36-31,131,458.58-12,245,729.44

Finding the Fourth Proportional to 22,558,999.36, 31,131,458.58 and 12,245,729.44

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Solution

The fourth proportional to 22,558,999.36, 31,131,458.58 and 12,245,729.44 is: 16,899,128.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,558,999.36 : 31,131,458.58 = 12,245,729.44 : x
  2. Step 2: Convert to fraction form
    22,558,999.36/31,131,458.58 = 12,245,729.44/x
  3. Step 3: Cross multiply
    22,558,999.36x = 31,131,458.58 × 12,245,729.44
  4. Step 4: Simplify right side
    22,558,999.36x = 381,227,418,843,246.56
  5. Step 5: Solve for x
    x = 381,227,418,843,246.56/22,558,999.36
  6. Step 6: Final answer
    x = 16,899,128.05

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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.