Finding the Third Proportional to 4,183,990 and 6,465,331
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Solution
The third proportional to 4,183,990 and 6,465,331 is: 9,990,584.33
Step by Step Solution
- Step 1: Write the proportion equation
4,183,990 : 6,465,331 = 6,465,331 : x - Step 2: Convert to fraction form
4,183,990/6,465,331 = 6,465,331/x - Step 3: Cross multiply
4,183,990x = 6,465,331 × 6,465,331 - Step 4: Simplify right side
4,183,990x = 41,800,504,939,561 - Step 5: Solve for x
x = 41,800,504,939,561/4,183,990 - Step 6: Final answer
x = 9,990,584.33
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.