Finding the Fourth Proportional to 8,086,799.97, 11,159,837.91 and 4,415,742.03
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Solution
The fourth proportional to 8,086,799.97, 11,159,837.91 and 4,415,742.03 is: 6,093,753.46
Step by Step Solution
- Step 1: Write the proportion equation
8,086,799.97 : 11,159,837.91 = 4,415,742.03 : x - Step 2: Convert to fraction form
8,086,799.97/11,159,837.91 = 4,415,742.03/x - Step 3: Cross multiply
8,086,799.97x = 11,159,837.91 × 4,415,742.03 - Step 4: Simplify right side
8,086,799.97x = 49,278,965,307,174.36 - Step 5: Solve for x
x = 49,278,965,307,174.36/8,086,799.97 - Step 6: Final answer
x = 6,093,753.46
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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.