Finding the Third Proportional to 18,014,738 and 27,883,787
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Solution
The third proportional to 18,014,738 and 27,883,787 is: 43,159,416.33
Step by Step Solution
- Step 1: Write the proportion equation
18,014,738 : 27,883,787 = 27,883,787 : x - Step 2: Convert to fraction form
18,014,738/27,883,787 = 27,883,787/x - Step 3: Cross multiply
18,014,738x = 27,883,787 × 27,883,787 - Step 4: Simplify right side
18,014,738x = 777,505,577,461,369 - Step 5: Solve for x
x = 777,505,577,461,369/18,014,738 - Step 6: Final answer
x = 43,159,416.33
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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.