Finding the Fourth Proportional to 11,581,234.56, 15,981,382.08 and 6,994,846.08
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Solution
The fourth proportional to 11,581,234.56, 15,981,382.08 and 6,994,846.08 is: 9,652,451.75
Step by Step Solution
- Step 1: Write the proportion equation
11,581,234.56 : 15,981,382.08 = 6,994,846.08 : x - Step 2: Convert to fraction form
11,581,234.56/15,981,382.08 = 6,994,846.08/x - Step 3: Cross multiply
11,581,234.56x = 15,981,382.08 × 6,994,846.08 - Step 4: Simplify right side
11,581,234.56x = 111,787,307,795,270.25 - Step 5: Solve for x
x = 111,787,307,795,270.25/11,581,234.56 - Step 6: Final answer
x = 9,652,451.75
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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.