Finding the Fourth Proportional to 11,168,186.50, 16,753,244.68 and 3,081,162.14
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Solution
The fourth proportional to 11,168,186.50, 16,753,244.68 and 3,081,162.14 is: 4,622,009.42
Step by Step Solution
- Step 1: Write the proportion equation
11,168,186.50 : 16,753,244.68 = 3,081,162.14 : x - Step 2: Convert to fraction form
11,168,186.50/16,753,244.68 = 3,081,162.14/x - Step 3: Cross multiply
11,168,186.50x = 16,753,244.68 × 3,081,162.14 - Step 4: Simplify right side
11,168,186.50x = 51,619,463,213,082.31 - Step 5: Solve for x
x = 51,619,463,213,082.31/11,168,186.50 - Step 6: Final answer
x = 4,622,009.42
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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.