Finding the Fourth Proportional to 4,365,916.51, 5,981,326.97 and 4,202,283.03
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Solution
The fourth proportional to 4,365,916.51, 5,981,326.97 and 4,202,283.03 is: 5,757,148.30
Step by Step Solution
- Step 1: Write the proportion equation
4,365,916.51 : 5,981,326.97 = 4,202,283.03 : x - Step 2: Convert to fraction form
4,365,916.51/5,981,326.97 = 4,202,283.03/x - Step 3: Cross multiply
4,365,916.51x = 5,981,326.97 × 4,202,283.03 - Step 4: Simplify right side
4,365,916.51x = 25,135,228,822,912.32 - Step 5: Solve for x
x = 25,135,228,822,912.32/4,365,916.51 - Step 6: Final answer
x = 5,757,148.30
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.