Finding the Fourth Proportional to 5,544,133.20, 8,319,310.20 and 2,348,715.60
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Solution
The fourth proportional to 5,544,133.20, 8,319,310.20 and 2,348,715.60 is: 3,524,391.09
Step by Step Solution
- Step 1: Write the proportion equation
5,544,133.20 : 8,319,310.20 = 2,348,715.60 : x - Step 2: Convert to fraction form
5,544,133.20/8,319,310.20 = 2,348,715.60/x - Step 3: Cross multiply
5,544,133.20x = 8,319,310.20 × 2,348,715.60 - Step 4: Simplify right side
5,544,133.20x = 19,539,693,647,979.12 - Step 5: Solve for x
x = 19,539,693,647,979.12/5,544,133.20 - Step 6: Final answer
x = 3,524,391.09
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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.