Finding the Third Proportional to 7,212,638 and 11,232,546
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Solution
The third proportional to 7,212,638 and 11,232,546 is: 17,492,918.63
Step by Step Solution
- Step 1: Write the proportion equation
7,212,638 : 11,232,546 = 11,232,546 : x - Step 2: Convert to fraction form
7,212,638/11,232,546 = 11,232,546/x - Step 3: Cross multiply
7,212,638x = 11,232,546 × 11,232,546 - Step 4: Simplify right side
7,212,638x = 126,170,089,642,116 - Step 5: Solve for x
x = 126,170,089,642,116/7,212,638 - Step 6: Final answer
x = 17,492,918.63
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.