Finding the Fourth Proportional to 5,043,150.92, 6,959,515.29 and 2,867,694.23
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Solution
The fourth proportional to 5,043,150.92, 6,959,515.29 and 2,867,694.23 is: 3,957,399.28
Step by Step Solution
- Step 1: Write the proportion equation
5,043,150.92 : 6,959,515.29 = 2,867,694.23 : x - Step 2: Convert to fraction form
5,043,150.92/6,959,515.29 = 2,867,694.23/x - Step 3: Cross multiply
5,043,150.92x = 6,959,515.29 × 2,867,694.23 - Step 4: Simplify right side
5,043,150.92x = 19,957,761,840,729.78 - Step 5: Solve for x
x = 19,957,761,840,729.78/5,043,150.92 - Step 6: Final answer
x = 3,957,399.28
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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.