Finding the Third Proportional to 18,371,134 and 39,550,376
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Solution
The third proportional to 18,371,134 and 39,550,376 is: 85,146,199.56
Step by Step Solution
- Step 1: Write the proportion equation
18,371,134 : 39,550,376 = 39,550,376 : x - Step 2: Convert to fraction form
18,371,134/39,550,376 = 39,550,376/x - Step 3: Cross multiply
18,371,134x = 39,550,376 × 39,550,376 - Step 4: Simplify right side
18,371,134x = 1,564,232,241,741,376 - Step 5: Solve for x
x = 1,564,232,241,741,376/18,371,134 - Step 6: Final answer
x = 85,146,199.56
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.