Finding the Third Proportional to 8,437,805 and 18,408,898
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Solution
The third proportional to 8,437,805 and 18,408,898 is: 40,162,995.66
Step by Step Solution
- Step 1: Write the proportion equation
8,437,805 : 18,408,898 = 18,408,898 : x - Step 2: Convert to fraction form
8,437,805/18,408,898 = 18,408,898/x - Step 3: Cross multiply
8,437,805x = 18,408,898 × 18,408,898 - Step 4: Simplify right side
8,437,805x = 338,887,525,574,404 - Step 5: Solve for x
x = 338,887,525,574,404/8,437,805 - Step 6: Final answer
x = 40,162,995.66
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.