Finding the Fourth Proportional to 11,489,609.80, 17,234,414.70 and 6,702,704.20
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Solution
The fourth proportional to 11,489,609.80, 17,234,414.70 and 6,702,704.20 is: 10,054,056.30
Step by Step Solution
- Step 1: Write the proportion equation
11,489,609.80 : 17,234,414.70 = 6,702,704.20 : x - Step 2: Convert to fraction form
11,489,609.80/17,234,414.70 = 6,702,704.20/x - Step 3: Cross multiply
11,489,609.80x = 17,234,414.70 × 6,702,704.20 - Step 4: Simplify right side
11,489,609.80x = 115,517,183,794,231.73 - Step 5: Solve for x
x = 115,517,183,794,231.73/11,489,609.80 - Step 6: Final answer
x = 10,054,056.30
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1.5x scale
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.