Finding the Third Proportional to 8,398,209 and 18,423,543
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Solution
The third proportional to 8,398,209 and 18,423,543 is: 40,416,586.05
Step by Step Solution
- Step 1: Write the proportion equation
8,398,209 : 18,423,543 = 18,423,543 : x - Step 2: Convert to fraction form
8,398,209/18,423,543 = 18,423,543/x - Step 3: Cross multiply
8,398,209x = 18,423,543 × 18,423,543 - Step 4: Simplify right side
8,398,209x = 339,426,936,672,849 - Step 5: Solve for x
x = 339,426,936,672,849/8,398,209 - Step 6: Final answer
x = 40,416,586.05
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.