Finding the Fourth Proportional to 6,051,721.75, 8,351,379.11 and 3,438,230.35
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Solution
The fourth proportional to 6,051,721.75, 8,351,379.11 and 3,438,230.35 is: 4,744,759.64
Step by Step Solution
- Step 1: Write the proportion equation
6,051,721.75 : 8,351,379.11 = 3,438,230.35 : x - Step 2: Convert to fraction form
6,051,721.75/8,351,379.11 = 3,438,230.35/x - Step 3: Cross multiply
6,051,721.75x = 8,351,379.11 × 3,438,230.35 - Step 4: Simplify right side
6,051,721.75x = 28,713,965,120,357.99 - Step 5: Solve for x
x = 28,713,965,120,357.99/6,051,721.75 - Step 6: Final answer
x = 4,744,759.64
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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.