Finding the Fourth Proportional to 5,474,955.26, 7,555,487.43 and 3,027,732.03
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Solution
The fourth proportional to 5,474,955.26, 7,555,487.43 and 3,027,732.03 is: 4,178,297.39
Step by Step Solution
- Step 1: Write the proportion equation
5,474,955.26 : 7,555,487.43 = 3,027,732.03 : x - Step 2: Convert to fraction form
5,474,955.26/7,555,487.43 = 3,027,732.03/x - Step 3: Cross multiply
5,474,955.26x = 7,555,487.43 × 3,027,732.03 - Step 4: Simplify right side
5,474,955.26x = 22,875,991,261,955.64 - Step 5: Solve for x
x = 22,875,991,261,955.64/5,474,955.26 - Step 6: Final answer
x = 4,178,297.39
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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.