Finding the Fourth Proportional to 8,170,122.74, 11,274,785.97 and 4,548,580.34
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Solution
The fourth proportional to 8,170,122.74, 11,274,785.97 and 4,548,580.34 is: 6,277,050.10
Step by Step Solution
- Step 1: Write the proportion equation
8,170,122.74 : 11,274,785.97 = 4,548,580.34 : x - Step 2: Convert to fraction form
8,170,122.74/11,274,785.97 = 4,548,580.34/x - Step 3: Cross multiply
8,170,122.74x = 11,274,785.97 × 4,548,580.34 - Step 4: Simplify right side
8,170,122.74x = 51,284,269,800,849.83 - Step 5: Solve for x
x = 51,284,269,800,849.83/8,170,122.74 - Step 6: Final answer
x = 6,277,050.10
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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.