Finding the Third Proportional to 8,893,781 and 19,393,450
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Solution
The third proportional to 8,893,781 and 19,393,450 is: 42,288,639.99
Step by Step Solution
- Step 1: Write the proportion equation
8,893,781 : 19,393,450 = 19,393,450 : x - Step 2: Convert to fraction form
8,893,781/19,393,450 = 19,393,450/x - Step 3: Cross multiply
8,893,781x = 19,393,450 × 19,393,450 - Step 4: Simplify right side
8,893,781x = 376,105,902,902,500 - Step 5: Solve for x
x = 376,105,902,902,500/8,893,781 - Step 6: Final answer
x = 42,288,639.99
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.