Finding the Fourth Proportional to 5,701,537.62, 7,868,123.33 and 3,123,310.05
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Solution
The fourth proportional to 5,701,537.62, 7,868,123.33 and 3,123,310.05 is: 4,310,168.64
Step by Step Solution
- Step 1: Write the proportion equation
5,701,537.62 : 7,868,123.33 = 3,123,310.05 : x - Step 2: Convert to fraction form
5,701,537.62/7,868,123.33 = 3,123,310.05/x - Step 3: Cross multiply
5,701,537.62x = 7,868,123.33 × 3,123,310.05 - Step 4: Simplify right side
5,701,537.62x = 24,574,588,655,611.91 - Step 5: Solve for x
x = 24,574,588,655,611.91/5,701,537.62 - Step 6: Final answer
x = 4,310,168.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.