Finding the Third Proportional to 18,360,486 and 27,776,874
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Solution
The third proportional to 18,360,486 and 27,776,874 is: 42,022,565.70
Step by Step Solution
- Step 1: Write the proportion equation
18,360,486 : 27,776,874 = 27,776,874 : x - Step 2: Convert to fraction form
18,360,486/27,776,874 = 27,776,874/x - Step 3: Cross multiply
18,360,486x = 27,776,874 × 27,776,874 - Step 4: Simplify right side
18,360,486x = 771,554,729,211,876 - Step 5: Solve for x
x = 771,554,729,211,876/18,360,486 - Step 6: Final answer
x = 42,022,565.70
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.