Finding the Third Proportional to 8,419,900 and 11,731,014
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Solution
The third proportional to 8,419,900 and 11,731,014 is: 16,344,218.99
Step by Step Solution
- Step 1: Write the proportion equation
8,419,900 : 11,731,014 = 11,731,014 : x - Step 2: Convert to fraction form
8,419,900/11,731,014 = 11,731,014/x - Step 3: Cross multiply
8,419,900x = 11,731,014 × 11,731,014 - Step 4: Simplify right side
8,419,900x = 137,616,689,468,196 - Step 5: Solve for x
x = 137,616,689,468,196/8,419,900 - Step 6: Final answer
x = 16,344,218.99
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.