Finding the Fourth Proportional to 5,470,586.01, 8,198,544.05 and 4,257,627.31
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Solution
The fourth proportional to 5,470,586.01, 8,198,544.05 and 4,257,627.31 is: 6,380,732.32
Step by Step Solution
- Step 1: Write the proportion equation
5,470,586.01 : 8,198,544.05 = 4,257,627.31 : x - Step 2: Convert to fraction form
5,470,586.01/8,198,544.05 = 4,257,627.31/x - Step 3: Cross multiply
5,470,586.01x = 8,198,544.05 × 4,257,627.31 - Step 4: Simplify right side
5,470,586.01x = 34,906,344,987,237.14 - Step 5: Solve for x
x = 34,906,344,987,237.14/5,470,586.01 - Step 6: Final answer
x = 6,380,732.32
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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.