Finding the Fourth Proportional to 11,944,297.92, 17,916,391.44 and 3,747,540.18
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Solution
The fourth proportional to 11,944,297.92, 17,916,391.44 and 3,747,540.18 is: 5,621,292.88
Step by Step Solution
- Step 1: Write the proportion equation
11,944,297.92 : 17,916,391.44 = 3,747,540.18 : x - Step 2: Convert to fraction form
11,944,297.92/17,916,391.44 = 3,747,540.18/x - Step 3: Cross multiply
11,944,297.92x = 17,916,391.44 × 3,747,540.18 - Step 4: Simplify right side
11,944,297.92x = 67,142,396,802,008.07 - Step 5: Solve for x
x = 67,142,396,802,008.07/11,944,297.92 - Step 6: Final answer
x = 5,621,292.88
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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.