Finding the Third Proportional to 7,449,291 and 11,390,529
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Solution
The third proportional to 7,449,291 and 11,390,529 is: 17,416,979.80
Step by Step Solution
- Step 1: Write the proportion equation
7,449,291 : 11,390,529 = 11,390,529 : x - Step 2: Convert to fraction form
7,449,291/11,390,529 = 11,390,529/x - Step 3: Cross multiply
7,449,291x = 11,390,529 × 11,390,529 - Step 4: Simplify right side
7,449,291x = 129,744,150,899,841 - Step 5: Solve for x
x = 129,744,150,899,841/7,449,291 - Step 6: Final answer
x = 17,416,979.80
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.