Finding the Third Proportional to 8,454,636 and 18,845,624
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Solution
The third proportional to 8,454,636 and 18,845,624 is: 42,007,431.66
Step by Step Solution
- Step 1: Write the proportion equation
8,454,636 : 18,845,624 = 18,845,624 : x - Step 2: Convert to fraction form
8,454,636/18,845,624 = 18,845,624/x - Step 3: Cross multiply
8,454,636x = 18,845,624 × 18,845,624 - Step 4: Simplify right side
8,454,636x = 355,157,543,949,376 - Step 5: Solve for x
x = 355,157,543,949,376/8,454,636 - Step 6: Final answer
x = 42,007,431.66
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Why These Related Problems?
These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.