Finding the Fourth Proportional to 11,970,163.99, 17,957,770.82 and 3,882,511.50
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Solution
The fourth proportional to 11,970,163.99, 17,957,770.82 and 3,882,511.50 is: 5,824,586.18
Step by Step Solution
- Step 1: Write the proportion equation
11,970,163.99 : 17,957,770.82 = 3,882,511.50 : x - Step 2: Convert to fraction form
11,970,163.99/17,957,770.82 = 3,882,511.50/x - Step 3: Cross multiply
11,970,163.99x = 17,957,770.82 × 3,882,511.50 - Step 4: Simplify right side
11,970,163.99x = 69,721,251,723,014.43 - Step 5: Solve for x
x = 69,721,251,723,014.43/11,970,163.99 - Step 6: Final answer
x = 5,824,586.18
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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.