Finding the Fourth Proportional to 11,414,469.36, 15,751,093.50 and 6,519,015.66
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Solution
The fourth proportional to 11,414,469.36, 15,751,093.50 and 6,519,015.66 is: 8,995,742.33
Step by Step Solution
- Step 1: Write the proportion equation
11,414,469.36 : 15,751,093.50 = 6,519,015.66 : x - Step 2: Convert to fraction form
11,414,469.36/15,751,093.50 = 6,519,015.66/x - Step 3: Cross multiply
11,414,469.36x = 15,751,093.50 × 6,519,015.66 - Step 4: Simplify right side
11,414,469.36x = 102,681,625,188,624.22 - Step 5: Solve for x
x = 102,681,625,188,624.22/11,414,469.36 - Step 6: Final answer
x = 8,995,742.33
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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.