Finding the Third Proportional to 7,212,635 and 11,232,542
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Solution
The third proportional to 7,212,635 and 11,232,542 is: 17,492,913.45
Step by Step Solution
- Step 1: Write the proportion equation
7,212,635 : 11,232,542 = 11,232,542 : x - Step 2: Convert to fraction form
7,212,635/11,232,542 = 11,232,542/x - Step 3: Cross multiply
7,212,635x = 11,232,542 × 11,232,542 - Step 4: Simplify right side
7,212,635x = 126,169,999,781,764 - Step 5: Solve for x
x = 126,169,999,781,764/7,212,635 - Step 6: Final answer
x = 17,492,913.45
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Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.