Finding the Fourth Proportional to 27,541,578.51, 41,310,872.69 and 8,370,840.87
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Solution
The fourth proportional to 27,541,578.51, 41,310,872.69 and 8,370,840.87 is: 12,555,806.90
Step by Step Solution
- Step 1: Write the proportion equation
27,541,578.51 : 41,310,872.69 = 8,370,840.87 : x - Step 2: Convert to fraction form
27,541,578.51/41,310,872.69 = 8,370,840.87/x - Step 3: Cross multiply
27,541,578.51x = 41,310,872.69 × 8,370,840.87 - Step 4: Simplify right side
27,541,578.51x = 345,806,741,446,964.69 - Step 5: Solve for x
x = 345,806,741,446,964.69/27,541,578.51 - Step 6: Final answer
x = 12,555,806.90
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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.