Finding the Third Proportional to 12,440,020.50 and 19,472,205.09
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Solution
The third proportional to 12,440,020.50 and 19,472,205.09 is: 30,479,593.76
Step by Step Solution
- Step 1: Write the proportion equation
12,440,020.50 : 19,472,205.09 = 19,472,205.09 : x - Step 2: Convert to fraction form
12,440,020.50/19,472,205.09 = 19,472,205.09/x - Step 3: Cross multiply
12,440,020.50x = 19,472,205.09 × 19,472,205.09 - Step 4: Simplify right side
12,440,020.50x = 379,166,771,213,063.44 - Step 5: Solve for x
x = 379,166,771,213,063.44/12,440,020.50 - Step 6: Final answer
x = 30,479,593.76
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.