Finding the Fourth Proportional to 5,470,591.97, 8,198,553.00 and 4,257,633.31
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Solution
The fourth proportional to 5,470,591.97, 8,198,553.00 and 4,257,633.31 is: 6,380,741.34
Step by Step Solution
- Step 1: Write the proportion equation
5,470,591.97 : 8,198,553.00 = 4,257,633.31 : x - Step 2: Convert to fraction form
5,470,591.97/8,198,553.00 = 4,257,633.31/x - Step 3: Cross multiply
5,470,591.97x = 8,198,553.00 × 4,257,633.31 - Step 4: Simplify right side
5,470,591.97x = 34,906,432,342,070.18 - Step 5: Solve for x
x = 34,906,432,342,070.18/5,470,591.97 - Step 6: Final answer
x = 6,380,741.34
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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.