Finding the Third Proportional to 7,891,569 and 18,438,265
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Solution
The third proportional to 7,891,569 and 18,438,265 is: 43,080,104.38
Step by Step Solution
- Step 1: Write the proportion equation
7,891,569 : 18,438,265 = 18,438,265 : x - Step 2: Convert to fraction form
7,891,569/18,438,265 = 18,438,265/x - Step 3: Cross multiply
7,891,569x = 18,438,265 × 18,438,265 - Step 4: Simplify right side
7,891,569x = 339,969,616,210,225 - Step 5: Solve for x
x = 339,969,616,210,225/7,891,569 - Step 6: Final answer
x = 43,080,104.38
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Why These Related Problems?
These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.