Finding the Fourth Proportional to 27,286,161.48, 37,651,329.30 and 16,274,203.62
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Solution
The fourth proportional to 27,286,161.48, 37,651,329.30 and 16,274,203.62 is: 22,456,269.64
Step by Step Solution
- Step 1: Write the proportion equation
27,286,161.48 : 37,651,329.30 = 16,274,203.62 : x - Step 2: Convert to fraction form
27,286,161.48/37,651,329.30 = 16,274,203.62/x - Step 3: Cross multiply
27,286,161.48x = 37,651,329.30 × 16,274,203.62 - Step 4: Simplify right side
27,286,161.48x = 612,745,399,591,872 - Step 5: Solve for x
x = 612,745,399,591,872/27,286,161.48 - Step 6: Final answer
x = 22,456,269.64
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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.