Finding the Third Proportional to 18,056,729 and 27,990,525
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Solution
The third proportional to 18,056,729 and 27,990,525 is: 43,389,336.45
Step by Step Solution
- Step 1: Write the proportion equation
18,056,729 : 27,990,525 = 27,990,525 : x - Step 2: Convert to fraction form
18,056,729/27,990,525 = 27,990,525/x - Step 3: Cross multiply
18,056,729x = 27,990,525 × 27,990,525 - Step 4: Simplify right side
18,056,729x = 783,469,489,775,625 - Step 5: Solve for x
x = 783,469,489,775,625/18,056,729 - Step 6: Final answer
x = 43,389,336.45
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.