Finding the Fourth Proportional to 18,412,234.16, 27,626,315.57 and 9,882,606.11
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Solution
The fourth proportional to 18,412,234.16, 27,626,315.57 and 9,882,606.11 is: 14,828,183.95
Step by Step Solution
- Step 1: Write the proportion equation
18,412,234.16 : 27,626,315.57 = 9,882,606.11 : x - Step 2: Convert to fraction form
18,412,234.16/27,626,315.57 = 9,882,606.11/x - Step 3: Cross multiply
18,412,234.16x = 27,626,315.57 × 9,882,606.11 - Step 4: Simplify right side
18,412,234.16x = 273,019,994,999,457.09 - Step 5: Solve for x
x = 273,019,994,999,457.09/18,412,234.16 - Step 6: Final answer
x = 14,828,183.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.