Finding the Fourth Proportional to 5,448,205.53, 7,517,383.07 and 3,156,229.53
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Solution
The fourth proportional to 5,448,205.53, 7,517,383.07 and 3,156,229.53 is: 4,354,936.00
Step by Step Solution
- Step 1: Write the proportion equation
5,448,205.53 : 7,517,383.07 = 3,156,229.53 : x - Step 2: Convert to fraction form
5,448,205.53/7,517,383.07 = 3,156,229.53/x - Step 3: Cross multiply
5,448,205.53x = 7,517,383.07 × 3,156,229.53 - Step 4: Simplify right side
5,448,205.53x = 23,726,586,418,074.91 - Step 5: Solve for x
x = 23,726,586,418,074.91/5,448,205.53 - Step 6: Final answer
x = 4,354,936.00
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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.