Finding the Third Proportional to 8,427,845.25 and 18,134,778
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Solution
The third proportional to 8,427,845.25 and 18,134,778 is: 39,021,857.11
Step by Step Solution
- Step 1: Write the proportion equation
8,427,845.25 : 18,134,778 = 18,134,778 : x - Step 2: Convert to fraction form
8,427,845.25/18,134,778 = 18,134,778/x - Step 3: Cross multiply
8,427,845.25x = 18,134,778 × 18,134,778 - Step 4: Simplify right side
8,427,845.25x = 328,870,173,109,284 - Step 5: Solve for x
x = 328,870,173,109,284/8,427,845.25 - Step 6: Final answer
x = 39,021,857.11
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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.