Finding the Fourth Proportional to 14,365,251.99, 21,543,891.16 and 3,988,087.11
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Solution
The fourth proportional to 14,365,251.99, 21,543,891.16 and 3,988,087.11 is: 5,981,023.84
Step by Step Solution
- Step 1: Write the proportion equation
14,365,251.99 : 21,543,891.16 = 3,988,087.11 : x - Step 2: Convert to fraction form
14,365,251.99/21,543,891.16 = 3,988,087.11/x - Step 3: Cross multiply
14,365,251.99x = 21,543,891.16 × 3,988,087.11 - Step 4: Simplify right side
14,365,251.99x = 85,918,914,634,438.95 - Step 5: Solve for x
x = 85,918,914,634,438.95/14,365,251.99 - Step 6: Final answer
x = 5,981,023.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.