Finding the Third Proportional to 18,286,944 and 39,726,330
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Solution
The third proportional to 18,286,944 and 39,726,330 is: 86,300,985.84
Step by Step Solution
- Step 1: Write the proportion equation
18,286,944 : 39,726,330 = 39,726,330 : x - Step 2: Convert to fraction form
18,286,944/39,726,330 = 39,726,330/x - Step 3: Cross multiply
18,286,944x = 39,726,330 × 39,726,330 - Step 4: Simplify right side
18,286,944x = 1,578,181,295,268,900 - Step 5: Solve for x
x = 1,578,181,295,268,900/18,286,944 - Step 6: Final answer
x = 86,300,985.84
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.