Finding the Third Proportional to 8,340,418.97 and 18,115,378.32
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Solution
The third proportional to 8,340,418.97 and 18,115,378.32 is: 39,346,576.34
Step by Step Solution
- Step 1: Write the proportion equation
8,340,418.97 : 18,115,378.32 = 18,115,378.32 : x - Step 2: Convert to fraction form
8,340,418.97/18,115,378.32 = 18,115,378.32/x - Step 3: Cross multiply
8,340,418.97x = 18,115,378.32 × 18,115,378.32 - Step 4: Simplify right side
8,340,418.97x = 328,166,931,524,448.19 - Step 5: Solve for x
x = 328,166,931,524,448.19/8,340,418.97 - Step 6: Final answer
x = 39,346,576.34
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.