Finding the Fourth Proportional to 11,120,664.42, 16,682,370.39 and 3,930,715.62
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Solution
The fourth proportional to 11,120,664.42, 16,682,370.39 and 3,930,715.62 is: 5,896,559.00
Step by Step Solution
- Step 1: Write the proportion equation
11,120,664.42 : 16,682,370.39 = 3,930,715.62 : x - Step 2: Convert to fraction form
11,120,664.42/16,682,370.39 = 3,930,715.62/x - Step 3: Cross multiply
11,120,664.42x = 16,682,370.39 × 3,930,715.62 - Step 4: Simplify right side
11,120,664.42x = 65,573,653,870,598.49 - Step 5: Solve for x
x = 65,573,653,870,598.49/11,120,664.42 - Step 6: Final answer
x = 5,896,559.00
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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.