Finding the Fourth Proportional to 5,568,011.60, 8,353,572.60 and 2,728,216.40
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Solution
The fourth proportional to 5,568,011.60, 8,353,572.60 and 2,728,216.40 is: 4,093,086.62
Step by Step Solution
- Step 1: Write the proportion equation
5,568,011.60 : 8,353,572.60 = 2,728,216.40 : x - Step 2: Convert to fraction form
5,568,011.60/8,353,572.60 = 2,728,216.40/x - Step 3: Cross multiply
5,568,011.60x = 8,353,572.60 × 2,728,216.40 - Step 4: Simplify right side
5,568,011.60x = 22,790,353,765,910.64 - Step 5: Solve for x
x = 22,790,353,765,910.64/5,568,011.60 - Step 6: Final answer
x = 4,093,086.62
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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.