Finding the Fourth Proportional to 7,649,149.26, 11,471,049.60 and 2,256,367.68
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Solution
The fourth proportional to 7,649,149.26, 11,471,049.60 and 2,256,367.68 is: 3,383,762.65
Step by Step Solution
- Step 1: Write the proportion equation
7,649,149.26 : 11,471,049.60 = 2,256,367.68 : x - Step 2: Convert to fraction form
7,649,149.26/11,471,049.60 = 2,256,367.68/x - Step 3: Cross multiply
7,649,149.26x = 11,471,049.60 × 2,256,367.68 - Step 4: Simplify right side
7,649,149.26x = 25,882,905,573,116.93 - Step 5: Solve for x
x = 25,882,905,573,116.93/7,649,149.26 - Step 6: Final answer
x = 3,383,762.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.