Finding the Fourth Proportional to 20,296,957.05, 27,982,704.96 and 16,124,486.00
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Solution
The fourth proportional to 20,296,957.05, 27,982,704.96 and 16,124,486.00 is: 22,230,265.02
Step by Step Solution
- Step 1: Write the proportion equation
20,296,957.05 : 27,982,704.96 = 16,124,486.00 : x - Step 2: Convert to fraction form
20,296,957.05/27,982,704.96 = 16,124,486.00/x - Step 3: Cross multiply
20,296,957.05x = 27,982,704.96 × 16,124,486.00 - Step 4: Simplify right side
20,296,957.05x = 451,206,734,229,737 - Step 5: Solve for x
x = 451,206,734,229,737/20,296,957.05 - Step 6: Final answer
x = 22,230,265.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.