Finding the Fourth Proportional to 27,524,861.73, 37,984,446.36 and 15,135,754.14
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Solution
The fourth proportional to 27,524,861.73, 37,984,446.36 and 15,135,754.14 is: 20,887,416.14
Step by Step Solution
- Step 1: Write the proportion equation
27,524,861.73 : 37,984,446.36 = 15,135,754.14 : x - Step 2: Convert to fraction form
27,524,861.73/37,984,446.36 = 15,135,754.14/x - Step 3: Cross multiply
27,524,861.73x = 37,984,446.36 × 15,135,754.14 - Step 4: Simplify right side
27,524,861.73x = 574,923,241,099,566 - Step 5: Solve for x
x = 574,923,241,099,566/27,524,861.73 - Step 6: Final answer
x = 20,887,416.14
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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.