Finding the Fourth Proportional to 48,468,381.75, 66,886,049.38 and 27,560,415.94
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Solution
The fourth proportional to 48,468,381.75, 66,886,049.38 and 27,560,415.94 is: 38,033,193.50
Step by Step Solution
- Step 1: Write the proportion equation
48,468,381.75 : 66,886,049.38 = 27,560,415.94 : x - Step 2: Convert to fraction form
48,468,381.75/66,886,049.38 = 27,560,415.94/x - Step 3: Cross multiply
48,468,381.75x = 66,886,049.38 × 27,560,415.94 - Step 4: Simplify right side
48,468,381.75x = 1,843,407,341,496,179.25 - Step 5: Solve for x
x = 1,843,407,341,496,179.25/48,468,381.75 - Step 6: Final answer
x = 38,033,193.50
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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.