Finding the Fourth Proportional to 9,586,812.10, 14,380,218.15 and 8,541,717.70
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Solution
The fourth proportional to 9,586,812.10, 14,380,218.15 and 8,541,717.70 is: 12,812,576.55
Step by Step Solution
- Step 1: Write the proportion equation
9,586,812.10 : 14,380,218.15 = 8,541,717.70 : x - Step 2: Convert to fraction form
9,586,812.10/14,380,218.15 = 8,541,717.70/x - Step 3: Cross multiply
9,586,812.10x = 14,380,218.15 × 8,541,717.70 - Step 4: Simplify right side
9,586,812.10x = 122,831,763,901,716.25 - Step 5: Solve for x
x = 122,831,763,901,716.25/9,586,812.10 - Step 6: Final answer
x = 12,812,576.55
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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.