Finding the Fourth Proportional to 8,170,123.24, 11,274,786.66 and 4,548,580.84
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Solution
The fourth proportional to 8,170,123.24, 11,274,786.66 and 4,548,580.84 is: 6,277,050.79
Step by Step Solution
- Step 1: Write the proportion equation
8,170,123.24 : 11,274,786.66 = 4,548,580.84 : x - Step 2: Convert to fraction form
8,170,123.24/11,274,786.66 = 4,548,580.84/x - Step 3: Cross multiply
8,170,123.24x = 11,274,786.66 × 4,548,580.84 - Step 4: Simplify right side
8,170,123.24x = 51,284,278,576,763.59 - Step 5: Solve for x
x = 51,284,278,576,763.59/8,170,123.24 - Step 6: Final answer
x = 6,277,050.79
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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.