Finding the Third Proportional to 7,220,660 and 15,858,578
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Solution
The third proportional to 7,220,660 and 15,858,578 is: 34,829,848.82
Step by Step Solution
- Step 1: Write the proportion equation
7,220,660 : 15,858,578 = 15,858,578 : x - Step 2: Convert to fraction form
7,220,660/15,858,578 = 15,858,578/x - Step 3: Cross multiply
7,220,660x = 15,858,578 × 15,858,578 - Step 4: Simplify right side
7,220,660x = 251,494,496,182,084 - Step 5: Solve for x
x = 251,494,496,182,084/7,220,660 - Step 6: Final answer
x = 34,829,848.82
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.