Finding the Third Proportional to 18,342,608 and 39,981,328
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Solution
The third proportional to 18,342,608 and 39,981,328 is: 87,147,181.50
Step by Step Solution
- Step 1: Write the proportion equation
18,342,608 : 39,981,328 = 39,981,328 : x - Step 2: Convert to fraction form
18,342,608/39,981,328 = 39,981,328/x - Step 3: Cross multiply
18,342,608x = 39,981,328 × 39,981,328 - Step 4: Simplify right side
18,342,608x = 1,598,506,588,643,584 - Step 5: Solve for x
x = 1,598,506,588,643,584/18,342,608 - Step 6: Final answer
x = 87,147,181.50
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.