Finding the Fourth Proportional to 8,491,500.27, 11,717,960.99 and 4,623,936.57
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Solution
The fourth proportional to 8,491,500.27, 11,717,960.99 and 4,623,936.57 is: 6,380,863.99
Step by Step Solution
- Step 1: Write the proportion equation
8,491,500.27 : 11,717,960.99 = 4,623,936.57 : x - Step 2: Convert to fraction form
8,491,500.27/11,717,960.99 = 4,623,936.57/x - Step 3: Cross multiply
8,491,500.27x = 11,717,960.99 × 4,623,936.57 - Step 4: Simplify right side
8,491,500.27x = 54,183,108,324,374.72 - Step 5: Solve for x
x = 54,183,108,324,374.72/8,491,500.27 - Step 6: Final answer
x = 6,380,863.99
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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.