Finding the Fourth Proportional to 5,582,121.68, 7,703,327.94 and 3,134,734.76
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Solution
The fourth proportional to 5,582,121.68, 7,703,327.94 and 3,134,734.76 is: 4,325,933.98
Step by Step Solution
- Step 1: Write the proportion equation
5,582,121.68 : 7,703,327.94 = 3,134,734.76 : x - Step 2: Convert to fraction form
5,582,121.68/7,703,327.94 = 3,134,734.76/x - Step 3: Cross multiply
5,582,121.68x = 7,703,327.94 × 3,134,734.76 - Step 4: Simplify right side
5,582,121.68x = 24,147,889,861,197.20 - Step 5: Solve for x
x = 24,147,889,861,197.20/5,582,121.68 - Step 6: Final answer
x = 4,325,933.98
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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.