Finding the Fourth Proportional to 11,252,990.66, 16,879,486.19 and 2,733,269.72
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Solution
The fourth proportional to 11,252,990.66, 16,879,486.19 and 2,733,269.72 is: 4,099,904.62
Step by Step Solution
- Step 1: Write the proportion equation
11,252,990.66 : 16,879,486.19 = 2,733,269.72 : x - Step 2: Convert to fraction form
11,252,990.66/16,879,486.19 = 2,733,269.72/x - Step 3: Cross multiply
11,252,990.66x = 16,879,486.19 × 2,733,269.72 - Step 4: Simplify right side
11,252,990.66x = 46,136,188,394,221.38 - Step 5: Solve for x
x = 46,136,188,394,221.38/11,252,990.66 - Step 6: Final answer
x = 4,099,904.62
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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.