Finding the Fourth Proportional to 27,330,755.93, 37,691,998.68 and 22,677,159.52
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Solution
The fourth proportional to 27,330,755.93, 37,691,998.68 and 22,677,159.52 is: 31,274,197.79
Step by Step Solution
- Step 1: Write the proportion equation
27,330,755.93 : 37,691,998.68 = 22,677,159.52 : x - Step 2: Convert to fraction form
27,330,755.93/37,691,998.68 = 22,677,159.52/x - Step 3: Cross multiply
27,330,755.93x = 37,691,998.68 × 22,677,159.52 - Step 4: Simplify right side
27,330,755.93x = 854,747,466,693,989.38 - Step 5: Solve for x
x = 854,747,466,693,989.38/27,330,755.93 - Step 6: Final answer
x = 31,274,197.79
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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.