Finding the Third Proportional to 3,993,660 and 8,617,176
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Solution
The third proportional to 3,993,660 and 8,617,176 is: 18,593,401.09
Step by Step Solution
- Step 1: Write the proportion equation
3,993,660 : 8,617,176 = 8,617,176 : x - Step 2: Convert to fraction form
3,993,660/8,617,176 = 8,617,176/x - Step 3: Cross multiply
3,993,660x = 8,617,176 × 8,617,176 - Step 4: Simplify right side
3,993,660x = 74,255,722,214,976 - Step 5: Solve for x
x = 74,255,722,214,976/3,993,660 - Step 6: Final answer
x = 18,593,401.09
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.