Finding the Third Proportional to 8,449,988 and 18,246,986
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Solution
The third proportional to 8,449,988 and 18,246,986 is: 39,402,718.45
Step by Step Solution
- Step 1: Write the proportion equation
8,449,988 : 18,246,986 = 18,246,986 : x - Step 2: Convert to fraction form
8,449,988/18,246,986 = 18,246,986/x - Step 3: Cross multiply
8,449,988x = 18,246,986 × 18,246,986 - Step 4: Simplify right side
8,449,988x = 332,952,498,084,196 - Step 5: Solve for x
x = 332,952,498,084,196/8,449,988 - Step 6: Final answer
x = 39,402,718.45
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.