Finding the Fourth Proportional to 14,905,501.16, 20,568,234.42 and 8,624,942.84
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Solution
The fourth proportional to 14,905,501.16, 20,568,234.42 and 8,624,942.84 is: 11,901,635.80
Step by Step Solution
- Step 1: Write the proportion equation
14,905,501.16 : 20,568,234.42 = 8,624,942.84 : x - Step 2: Convert to fraction form
14,905,501.16/20,568,234.42 = 8,624,942.84/x - Step 3: Cross multiply
14,905,501.16x = 20,568,234.42 × 8,624,942.84 - Step 4: Simplify right side
14,905,501.16x = 177,399,846,192,220.56 - Step 5: Solve for x
x = 177,399,846,192,220.56/14,905,501.16 - Step 6: Final answer
x = 11,901,635.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.