Finding the Fourth Proportional to 27,186,687.08, 37,517,626.08 and 14,796,869.34
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Solution
The fourth proportional to 27,186,687.08, 37,517,626.08 and 14,796,869.34 is: 20,419,678.55
Step by Step Solution
- Step 1: Write the proportion equation
27,186,687.08 : 37,517,626.08 = 14,796,869.34 : x - Step 2: Convert to fraction form
27,186,687.08/37,517,626.08 = 14,796,869.34/x - Step 3: Cross multiply
27,186,687.08x = 37,517,626.08 × 14,796,869.34 - Step 4: Simplify right side
27,186,687.08x = 555,143,411,052,736.38 - Step 5: Solve for x
x = 555,143,411,052,736.38/27,186,687.08 - Step 6: Final answer
x = 20,419,678.55
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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.