Finding the Fourth Proportional to 52,786,843.86, 79,192,658.79 and 16,393,355.94
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Solution
The fourth proportional to 52,786,843.86, 79,192,658.79 and 16,393,355.94 is: 24,593,882.65
Step by Step Solution
- Step 1: Write the proportion equation
52,786,843.86 : 79,192,658.79 = 16,393,355.94 : x - Step 2: Convert to fraction form
52,786,843.86/79,192,658.79 = 16,393,355.94/x - Step 3: Cross multiply
52,786,843.86x = 79,192,658.79 × 16,393,355.94 - Step 4: Simplify right side
52,786,843.86x = 1,298,233,443,379,439.75 - Step 5: Solve for x
x = 1,298,233,443,379,439.75/52,786,843.86 - Step 6: Final answer
x = 24,593,882.65
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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.