Finding the Fourth Proportional to 5,990,843.79, 8,267,943.11 and 3,544,241.49
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Solution
The fourth proportional to 5,990,843.79, 8,267,943.11 and 3,544,241.49 is: 4,891,395.61
Step by Step Solution
- Step 1: Write the proportion equation
5,990,843.79 : 8,267,943.11 = 3,544,241.49 : x - Step 2: Convert to fraction form
5,990,843.79/8,267,943.11 = 3,544,241.49/x - Step 3: Cross multiply
5,990,843.79x = 8,267,943.11 × 3,544,241.49 - Step 4: Simplify right side
5,990,843.79x = 29,303,586,989,700.43 - Step 5: Solve for x
x = 29,303,586,989,700.43/5,990,843.79 - Step 6: Final answer
x = 4,891,395.61
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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.