Finding the Fourth Proportional to 7,396,861.83, 11,096,334.99 and 2,279,705.56
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Solution
The fourth proportional to 7,396,861.83, 11,096,334.99 and 2,279,705.56 is: 3,419,879.56
Step by Step Solution
- Step 1: Write the proportion equation
7,396,861.83 : 11,096,334.99 = 2,279,705.56 : x - Step 2: Convert to fraction form
7,396,861.83/11,096,334.99 = 2,279,705.56/x - Step 3: Cross multiply
7,396,861.83x = 11,096,334.99 × 2,279,705.56 - Step 4: Simplify right side
7,396,861.83x = 25,296,376,607,001.59 - Step 5: Solve for x
x = 25,296,376,607,001.59/7,396,861.83 - Step 6: Final answer
x = 3,419,879.56
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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.