Finding the Fourth Proportional to 49,412,349.66, 68,189,049.08 and 27,387,269.49
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Solution
The fourth proportional to 49,412,349.66, 68,189,049.08 and 27,387,269.49 is: 37,794,435.52
Step by Step Solution
- Step 1: Write the proportion equation
49,412,349.66 : 68,189,049.08 = 27,387,269.49 : x - Step 2: Convert to fraction form
49,412,349.66/68,189,049.08 = 27,387,269.49/x - Step 3: Cross multiply
49,412,349.66x = 68,189,049.08 × 27,387,269.49 - Step 4: Simplify right side
49,412,349.66x = 1,867,511,863,283,860.25 - Step 5: Solve for x
x = 1,867,511,863,283,860.25/49,412,349.66 - Step 6: Final answer
x = 37,794,435.52
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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.