Finding the Fourth Proportional to 8,465,512.53, 11,682,208.59 and 4,981,076.99
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Solution
The fourth proportional to 8,465,512.53, 11,682,208.59 and 4,981,076.99 is: 6,873,769.33
Step by Step Solution
- Step 1: Write the proportion equation
8,465,512.53 : 11,682,208.59 = 4,981,076.99 : x - Step 2: Convert to fraction form
8,465,512.53/11,682,208.59 = 4,981,076.99/x - Step 3: Cross multiply
8,465,512.53x = 11,682,208.59 × 4,981,076.99 - Step 4: Simplify right side
8,465,512.53x = 58,189,980,418,708.38 - Step 5: Solve for x
x = 58,189,980,418,708.38/8,465,512.53 - Step 6: Final answer
x = 6,873,769.33
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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.