Finding the Third Proportional to 7,828,436 and 11,024,218
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Solution
The third proportional to 7,828,436 and 11,024,218 is: 15,524,605.75
Step by Step Solution
- Step 1: Write the proportion equation
7,828,436 : 11,024,218 = 11,024,218 : x - Step 2: Convert to fraction form
7,828,436/11,024,218 = 11,024,218/x - Step 3: Cross multiply
7,828,436x = 11,024,218 × 11,024,218 - Step 4: Simplify right side
7,828,436x = 121,533,382,511,524 - Step 5: Solve for x
x = 121,533,382,511,524/7,828,436 - Step 6: Final answer
x = 15,524,605.75
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.