Finding the Third Proportional to 8,519,430 and 18,337,938
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Solution
The third proportional to 8,519,430 and 18,337,938 is: 39,472,120.80
Step by Step Solution
- Step 1: Write the proportion equation
8,519,430 : 18,337,938 = 18,337,938 : x - Step 2: Convert to fraction form
8,519,430/18,337,938 = 18,337,938/x - Step 3: Cross multiply
8,519,430x = 18,337,938 × 18,337,938 - Step 4: Simplify right side
8,519,430x = 336,279,970,091,844 - Step 5: Solve for x
x = 336,279,970,091,844/8,519,430 - Step 6: Final answer
x = 39,472,120.80
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.