Finding the Third Proportional to 18,007,940 and 39,431,163.75
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Solution
The third proportional to 18,007,940 and 39,431,163.75 is: 86,340,618.34
Step by Step Solution
- Step 1: Write the proportion equation
18,007,940 : 39,431,163.75 = 39,431,163.75 : x - Step 2: Convert to fraction form
18,007,940/39,431,163.75 = 39,431,163.75/x - Step 3: Cross multiply
18,007,940x = 39,431,163.75 × 39,431,163.75 - Step 4: Simplify right side
18,007,940x = 1,554,816,674,679,314 - Step 5: Solve for x
x = 1,554,816,674,679,314/18,007,940 - Step 6: Final answer
x = 86,340,618.34
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.