Finding the Fourth Proportional to 5,005,342.27, 6,907,310.12 and 2,940,546.05
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Solution
The fourth proportional to 5,005,342.27, 6,907,310.12 and 2,940,546.05 is: 4,057,917.01
Step by Step Solution
- Step 1: Write the proportion equation
5,005,342.27 : 6,907,310.12 = 2,940,546.05 : x - Step 2: Convert to fraction form
5,005,342.27/6,907,310.12 = 2,940,546.05/x - Step 3: Cross multiply
5,005,342.27x = 6,907,310.12 × 2,940,546.05 - Step 4: Simplify right side
5,005,342.27x = 20,311,263,510,521.30 - Step 5: Solve for x
x = 20,311,263,510,521.30/5,005,342.27 - Step 6: Final answer
x = 4,057,917.01
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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.