Finding the Third Proportional to 9,243,115 and 19,947,692
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Solution
The third proportional to 9,243,115 and 19,947,692 is: 43,049,384.99
Step by Step Solution
- Step 1: Write the proportion equation
9,243,115 : 19,947,692 = 19,947,692 : x - Step 2: Convert to fraction form
9,243,115/19,947,692 = 19,947,692/x - Step 3: Cross multiply
9,243,115x = 19,947,692 × 19,947,692 - Step 4: Simplify right side
9,243,115x = 397,910,416,126,864 - Step 5: Solve for x
x = 397,910,416,126,864/9,243,115 - Step 6: Final answer
x = 43,049,384.99
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.