Finding the Fourth Proportional to 5,414,166.10, 8,121,750.27 and 1,770,916.66
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Solution
The fourth proportional to 5,414,166.10, 8,121,750.27 and 1,770,916.66 is: 2,656,538.90
Step by Step Solution
- Step 1: Write the proportion equation
5,414,166.10 : 8,121,750.27 = 1,770,916.66 : x - Step 2: Convert to fraction form
5,414,166.10/8,121,750.27 = 1,770,916.66/x - Step 3: Cross multiply
5,414,166.10x = 8,121,750.27 × 1,770,916.66 - Step 4: Simplify right side
5,414,166.10x = 14,382,942,861,502.50 - Step 5: Solve for x
x = 14,382,942,861,502.50/5,414,166.10 - Step 6: Final answer
x = 2,656,538.90
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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.