Home / 11,993,764.36-16,551,786-6,561,256.36

Finding the Fourth Proportional to 11,993,764.36, 16,551,786 and 6,561,256.36

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Solution

The fourth proportional to 11,993,764.36, 16,551,786 and 6,561,256.36 is: 9,054,747.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,993,764.36 : 16,551,786 = 6,561,256.36 : x
  2. Step 2: Convert to fraction form
    11,993,764.36/16,551,786 = 6,561,256.36/x
  3. Step 3: Cross multiply
    11,993,764.36x = 16,551,786 × 6,561,256.36
  4. Step 4: Simplify right side
    11,993,764.36x = 108,600,511,161,858.97
  5. Step 5: Solve for x
    x = 108,600,511,161,858.97/11,993,764.36
  6. Step 6: Final answer
    x = 9,054,747.78

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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.