Finding the Third Proportional to 7,491,381 and 16,119,729
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Solution
The third proportional to 7,491,381 and 16,119,729 is: 34,685,949.50
Step by Step Solution
- Step 1: Write the proportion equation
7,491,381 : 16,119,729 = 16,119,729 : x - Step 2: Convert to fraction form
7,491,381/16,119,729 = 16,119,729/x - Step 3: Cross multiply
7,491,381x = 16,119,729 × 16,119,729 - Step 4: Simplify right side
7,491,381x = 259,845,663,033,441 - Step 5: Solve for x
x = 259,845,663,033,441/7,491,381 - Step 6: Final answer
x = 34,685,949.50
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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.