Finding the Third Proportional to 8,449,981 and 18,246,973
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Solution
The third proportional to 8,449,981 and 18,246,973 is: 39,402,694.95
Step by Step Solution
- Step 1: Write the proportion equation
8,449,981 : 18,246,973 = 18,246,973 : x - Step 2: Convert to fraction form
8,449,981/18,246,973 = 18,246,973/x - Step 3: Cross multiply
8,449,981x = 18,246,973 × 18,246,973 - Step 4: Simplify right side
8,449,981x = 332,952,023,662,729 - Step 5: Solve for x
x = 332,952,023,662,729/8,449,981 - Step 6: Final answer
x = 39,402,694.95
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.