Finding the Fourth Proportional to 5,543,517.66, 8,315,296.92 and 1,705,313.49
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Solution
The fourth proportional to 5,543,517.66, 8,315,296.92 and 1,705,313.49 is: 2,557,976.52
Step by Step Solution
- Step 1: Write the proportion equation
5,543,517.66 : 8,315,296.92 = 1,705,313.49 : x - Step 2: Convert to fraction form
5,543,517.66/8,315,296.92 = 1,705,313.49/x - Step 3: Cross multiply
5,543,517.66x = 8,315,296.92 × 1,705,313.49 - Step 4: Simplify right side
5,543,517.66x = 14,180,188,011,031.45 - Step 5: Solve for x
x = 14,180,188,011,031.45/5,543,517.66 - Step 6: Final answer
x = 2,557,976.52
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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.