Finding the Third Proportional to 7,191,354 and 15,449,938
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Solution
The third proportional to 7,191,354 and 15,449,938 is: 33,192,717.84
Step by Step Solution
- Step 1: Write the proportion equation
7,191,354 : 15,449,938 = 15,449,938 : x - Step 2: Convert to fraction form
7,191,354/15,449,938 = 15,449,938/x - Step 3: Cross multiply
7,191,354x = 15,449,938 × 15,449,938 - Step 4: Simplify right side
7,191,354x = 238,700,584,203,844 - Step 5: Solve for x
x = 238,700,584,203,844/7,191,354 - Step 6: Final answer
x = 33,192,717.84
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.