Finding the Fourth Proportional to 7,698,439.92, 11,550,224.97 and 2,581,375.68
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Solution
The fourth proportional to 7,698,439.92, 11,550,224.97 and 2,581,375.68 is: 3,872,923.62
Step by Step Solution
- Step 1: Write the proportion equation
7,698,439.92 : 11,550,224.97 = 2,581,375.68 : x - Step 2: Convert to fraction form
7,698,439.92/11,550,224.97 = 2,581,375.68/x - Step 3: Cross multiply
7,698,439.92x = 11,550,224.97 × 2,581,375.68 - Step 4: Simplify right side
7,698,439.92x = 29,815,469,836,086.73 - Step 5: Solve for x
x = 29,815,469,836,086.73/7,698,439.92 - Step 6: Final answer
x = 3,872,923.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.