Finding the Fourth Proportional to 11,214,523.44, 16,821,783.36 and 2,694,859.92
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Solution
The fourth proportional to 11,214,523.44, 16,821,783.36 and 2,694,859.92 is: 4,042,289.45
Step by Step Solution
- Step 1: Write the proportion equation
11,214,523.44 : 16,821,783.36 = 2,694,859.92 : x - Step 2: Convert to fraction form
11,214,523.44/16,821,783.36 = 2,694,859.92/x - Step 3: Cross multiply
11,214,523.44x = 16,821,783.36 × 2,694,859.92 - Step 4: Simplify right side
11,214,523.44x = 45,332,349,759,786.93 - Step 5: Solve for x
x = 45,332,349,759,786.93/11,214,523.44 - Step 6: Final answer
x = 4,042,289.45
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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.