Finding the Fourth Proportional to 49,412,346.66, 68,189,044.93 and 27,387,266.49
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Solution
The fourth proportional to 49,412,346.66, 68,189,044.93 and 27,387,266.49 is: 37,794,431.38
Step by Step Solution
- Step 1: Write the proportion equation
49,412,346.66 : 68,189,044.93 = 27,387,266.49 : x - Step 2: Convert to fraction form
49,412,346.66/68,189,044.93 = 27,387,266.49/x - Step 3: Cross multiply
49,412,346.66x = 68,189,044.93 × 27,387,266.49 - Step 4: Simplify right side
49,412,346.66x = 1,867,511,545,128,025 - Step 5: Solve for x
x = 1,867,511,545,128,025/49,412,346.66 - Step 6: Final answer
x = 37,794,431.38
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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.