Finding the Fourth Proportional to 8,183,080.76, 12,274,176.12 and 2,503,305.08
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Solution
The fourth proportional to 8,183,080.76, 12,274,176.12 and 2,503,305.08 is: 3,754,821.48
Step by Step Solution
- Step 1: Write the proportion equation
8,183,080.76 : 12,274,176.12 = 2,503,305.08 : x - Step 2: Convert to fraction form
8,183,080.76/12,274,176.12 = 2,503,305.08/x - Step 3: Cross multiply
8,183,080.76x = 12,274,176.12 × 2,503,305.08 - Step 4: Simplify right side
8,183,080.76x = 30,726,007,434,010.69 - Step 5: Solve for x
x = 30,726,007,434,010.69/8,183,080.76 - Step 6: Final answer
x = 3,754,821.48
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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.