Finding the Fourth Proportional to 11,040,704.70, 16,561,057.05 and 8,737,793.70
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Solution
The fourth proportional to 11,040,704.70, 16,561,057.05 and 8,737,793.70 is: 13,106,690.55
Step by Step Solution
- Step 1: Write the proportion equation
11,040,704.70 : 16,561,057.05 = 8,737,793.70 : x - Step 2: Convert to fraction form
11,040,704.70/16,561,057.05 = 8,737,793.70/x - Step 3: Cross multiply
11,040,704.70x = 16,561,057.05 × 8,737,793.70 - Step 4: Simplify right side
11,040,704.70x = 144,707,099,956,830.59 - Step 5: Solve for x
x = 144,707,099,956,830.59/11,040,704.70 - Step 6: Final answer
x = 13,106,690.55
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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.