Finding the Fourth Proportional to 50,568,711.13, 69,784,942.67 and 27,364,087.09
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Solution
The fourth proportional to 50,568,711.13, 69,784,942.67 and 27,364,087.09 is: 37,762,505.83
Step by Step Solution
- Step 1: Write the proportion equation
50,568,711.13 : 69,784,942.67 = 27,364,087.09 : x - Step 2: Convert to fraction form
50,568,711.13/69,784,942.67 = 27,364,087.09/x - Step 3: Cross multiply
50,568,711.13x = 69,784,942.67 × 27,364,087.09 - Step 4: Simplify right side
50,568,711.13x = 1,909,601,248,792,537.25 - Step 5: Solve for x
x = 1,909,601,248,792,537.25/50,568,711.13 - Step 6: Final answer
x = 37,762,505.83
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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.