Finding the Fourth Proportional to 8,186,174.08, 12,274,010.88 and 3,397,168.96
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Solution
The fourth proportional to 8,186,174.08, 12,274,010.88 and 3,397,168.96 is: 5,093,574.65
Step by Step Solution
- Step 1: Write the proportion equation
8,186,174.08 : 12,274,010.88 = 3,397,168.96 : x - Step 2: Convert to fraction form
8,186,174.08/12,274,010.88 = 3,397,168.96/x - Step 3: Cross multiply
8,186,174.08x = 12,274,010.88 × 3,397,168.96 - Step 4: Simplify right side
8,186,174.08x = 41,696,888,776,238.29 - Step 5: Solve for x
x = 41,696,888,776,238.29/8,186,174.08 - Step 6: Final answer
x = 5,093,574.65
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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.