Finding the Fourth Proportional to 11,288,757.96, 16,933,135.32 and 4,898,868.84
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Solution
The fourth proportional to 11,288,757.96, 16,933,135.32 and 4,898,868.84 is: 7,348,302.56
Step by Step Solution
- Step 1: Write the proportion equation
11,288,757.96 : 16,933,135.32 = 4,898,868.84 : x - Step 2: Convert to fraction form
11,288,757.96/16,933,135.32 = 4,898,868.84/x - Step 3: Cross multiply
11,288,757.96x = 16,933,135.32 × 4,898,868.84 - Step 4: Simplify right side
11,288,757.96x = 82,953,208,982,651.42 - Step 5: Solve for x
x = 82,953,208,982,651.42/11,288,757.96 - Step 6: Final answer
x = 7,348,302.56
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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.