Finding the Fourth Proportional to 11,274,942.44, 16,906,902.39 and 7,864,862.69
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Solution
The fourth proportional to 11,274,942.44, 16,906,902.39 and 7,864,862.69 is: 11,793,449.63
Step by Step Solution
- Step 1: Write the proportion equation
11,274,942.44 : 16,906,902.39 = 7,864,862.69 : x - Step 2: Convert to fraction form
11,274,942.44/16,906,902.39 = 7,864,862.69/x - Step 3: Cross multiply
11,274,942.44x = 16,906,902.39 × 7,864,862.69 - Step 4: Simplify right side
11,274,942.44x = 132,970,465,726,048.31 - Step 5: Solve for x
x = 132,970,465,726,048.31/11,274,942.44 - Step 6: Final answer
x = 11,793,449.63
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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.