Finding the Fourth Proportional to 5,043,149.92, 6,959,513.91 and 2,867,693.23
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Solution
The fourth proportional to 5,043,149.92, 6,959,513.91 and 2,867,693.23 is: 3,957,397.90
Step by Step Solution
- Step 1: Write the proportion equation
5,043,149.92 : 6,959,513.91 = 2,867,693.23 : x - Step 2: Convert to fraction form
5,043,149.92/6,959,513.91 = 2,867,693.23/x - Step 3: Cross multiply
5,043,149.92x = 6,959,513.91 × 2,867,693.23 - Step 4: Simplify right side
5,043,149.92x = 19,957,750,923,797.83 - Step 5: Solve for x
x = 19,957,750,923,797.83/5,043,149.92 - Step 6: Final answer
x = 3,957,397.90
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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.