Finding the Fourth Proportional to 7,372,185.96, 11,049,593.36 and 3,323,934.14
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Solution
The fourth proportional to 7,372,185.96, 11,049,593.36 and 3,323,934.14 is: 4,981,985.09
Step by Step Solution
- Step 1: Write the proportion equation
7,372,185.96 : 11,049,593.36 = 3,323,934.14 : x - Step 2: Convert to fraction form
7,372,185.96/11,049,593.36 = 3,323,934.14/x - Step 3: Cross multiply
7,372,185.96x = 11,049,593.36 × 3,323,934.14 - Step 4: Simplify right side
7,372,185.96x = 36,728,120,530,553.67 - Step 5: Solve for x
x = 36,728,120,530,553.67/7,372,185.96 - Step 6: Final answer
x = 4,981,985.09
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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.