Finding the Fourth Proportional to 5,936,836.11, 8,192,849.60 and 3,220,582.11
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Solution
The fourth proportional to 5,936,836.11, 8,192,849.60 and 3,220,582.11 is: 4,444,411.87
Step by Step Solution
- Step 1: Write the proportion equation
5,936,836.11 : 8,192,849.60 = 3,220,582.11 : x - Step 2: Convert to fraction form
5,936,836.11/8,192,849.60 = 3,220,582.11/x - Step 3: Cross multiply
5,936,836.11x = 8,192,849.60 × 3,220,582.11 - Step 4: Simplify right side
5,936,836.11x = 26,385,744,851,680.65 - Step 5: Solve for x
x = 26,385,744,851,680.65/5,936,836.11 - Step 6: Final answer
x = 4,444,411.87
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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.