Finding the Fourth Proportional to 11,840,563.80, 17,760,845.70 and 2,865,115.80
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Solution
The fourth proportional to 11,840,563.80, 17,760,845.70 and 2,865,115.80 is: 4,297,673.70
Step by Step Solution
- Step 1: Write the proportion equation
11,840,563.80 : 17,760,845.70 = 2,865,115.80 : x - Step 2: Convert to fraction form
11,840,563.80/17,760,845.70 = 2,865,115.80/x - Step 3: Cross multiply
11,840,563.80x = 17,760,845.70 × 2,865,115.80 - Step 4: Simplify right side
11,840,563.80x = 50,886,879,636,432.05 - Step 5: Solve for x
x = 50,886,879,636,432.05/11,840,563.80 - Step 6: Final answer
x = 4,297,673.70
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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.