Finding the Fourth Proportional to 11,789,244.93, 17,682,854.42 and 7,177,034.19
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Solution
The fourth proportional to 11,789,244.93, 17,682,854.42 and 7,177,034.19 is: 10,764,934.60
Step by Step Solution
- Step 1: Write the proportion equation
11,789,244.93 : 17,682,854.42 = 7,177,034.19 : x - Step 2: Convert to fraction form
11,789,244.93/17,682,854.42 = 7,177,034.19/x - Step 3: Cross multiply
11,789,244.93x = 17,682,854.42 × 7,177,034.19 - Step 4: Simplify right side
11,789,244.93x = 126,910,450,624,833.16 - Step 5: Solve for x
x = 126,910,450,624,833.16/11,789,244.93 - Step 6: Final answer
x = 10,764,934.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.