Finding the Third Proportional to 8,490,936 and 18,649,932
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Solution
The third proportional to 8,490,936 and 18,649,932 is: 40,963,677.46
Step by Step Solution
- Step 1: Write the proportion equation
8,490,936 : 18,649,932 = 18,649,932 : x - Step 2: Convert to fraction form
8,490,936/18,649,932 = 18,649,932/x - Step 3: Cross multiply
8,490,936x = 18,649,932 × 18,649,932 - Step 4: Simplify right side
8,490,936x = 347,819,963,604,624 - Step 5: Solve for x
x = 347,819,963,604,624/8,490,936 - Step 6: Final answer
x = 40,963,677.46
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.