Finding the Fourth Proportional to 5,459,228.19, 8,189,892.18 and 2,093,172.75
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Solution
The fourth proportional to 5,459,228.19, 8,189,892.18 and 2,093,172.75 is: 3,140,161.67
Step by Step Solution
- Step 1: Write the proportion equation
5,459,228.19 : 8,189,892.18 = 2,093,172.75 : x - Step 2: Convert to fraction form
5,459,228.19/8,189,892.18 = 2,093,172.75/x - Step 3: Cross multiply
5,459,228.19x = 8,189,892.18 × 2,093,172.75 - Step 4: Simplify right side
5,459,228.19x = 17,142,859,136,614.09 - Step 5: Solve for x
x = 17,142,859,136,614.09/5,459,228.19 - Step 6: Final answer
x = 3,140,161.67
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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.