Finding the Fourth Proportional to 11,551,286.84, 15,935,771.92 and 6,965,060.36
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Solution
The fourth proportional to 11,551,286.84, 15,935,771.92 and 6,965,060.36 is: 9,608,766.09
Step by Step Solution
- Step 1: Write the proportion equation
11,551,286.84 : 15,935,771.92 = 6,965,060.36 : x - Step 2: Convert to fraction form
11,551,286.84/15,935,771.92 = 6,965,060.36/x - Step 3: Cross multiply
11,551,286.84x = 15,935,771.92 × 6,965,060.36 - Step 4: Simplify right side
11,551,286.84x = 110,993,613,305,993.09 - Step 5: Solve for x
x = 110,993,613,305,993.09/11,551,286.84 - Step 6: Final answer
x = 9,608,766.09
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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.