Finding the Fourth Proportional to 5,132,524.66, 7,082,403.24 and 3,067,129.05
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Solution
The fourth proportional to 5,132,524.66, 7,082,403.24 and 3,067,129.05 is: 4,232,350.77
Step by Step Solution
- Step 1: Write the proportion equation
5,132,524.66 : 7,082,403.24 = 3,067,129.05 : x - Step 2: Convert to fraction form
5,132,524.66/7,082,403.24 = 3,067,129.05/x - Step 3: Cross multiply
5,132,524.66x = 7,082,403.24 × 3,067,129.05 - Step 4: Simplify right side
5,132,524.66x = 21,722,644,721,218.12 - Step 5: Solve for x
x = 21,722,644,721,218.12/5,132,524.66 - Step 6: Final answer
x = 4,232,350.77
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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.