Finding the Fourth Proportional to 7,995,912.62, 11,993,669.67 and 3,740,841.68
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Solution
The fourth proportional to 7,995,912.62, 11,993,669.67 and 3,740,841.68 is: 5,611,169.30
Step by Step Solution
- Step 1: Write the proportion equation
7,995,912.62 : 11,993,669.67 = 3,740,841.68 : x - Step 2: Convert to fraction form
7,995,912.62/11,993,669.67 = 3,740,841.68/x - Step 3: Cross multiply
7,995,912.62x = 11,993,669.67 × 3,740,841.68 - Step 4: Simplify right side
7,995,912.62x = 44,866,419,397,687.84 - Step 5: Solve for x
x = 44,866,419,397,687.84/7,995,912.62 - Step 6: Final answer
x = 5,611,169.30
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.