Finding the Third Proportional to 21,306,434 and 32,954,019
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Solution
The third proportional to 21,306,434 and 32,954,019 is: 50,968,987.50
Step by Step Solution
- Step 1: Write the proportion equation
21,306,434 : 32,954,019 = 32,954,019 : x - Step 2: Convert to fraction form
21,306,434/32,954,019 = 32,954,019/x - Step 3: Cross multiply
21,306,434x = 32,954,019 × 32,954,019 - Step 4: Simplify right side
21,306,434x = 1,085,967,368,252,361 - Step 5: Solve for x
x = 1,085,967,368,252,361/21,306,434 - Step 6: Final answer
x = 50,968,987.50
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.