Finding the Fourth Proportional to 7,738,761.99, 11,608,169.99 and 2,347,458.87
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Solution
The fourth proportional to 7,738,761.99, 11,608,169.99 and 2,347,458.87 is: 3,521,196.50
Step by Step Solution
- Step 1: Write the proportion equation
7,738,761.99 : 11,608,169.99 = 2,347,458.87 : x - Step 2: Convert to fraction form
7,738,761.99/11,608,169.99 = 2,347,458.87/x - Step 3: Cross multiply
7,738,761.99x = 11,608,169.99 × 2,347,458.87 - Step 4: Simplify right side
7,738,761.99x = 27,249,701,607,493.31 - Step 5: Solve for x
x = 27,249,701,607,493.31/7,738,761.99 - Step 6: Final answer
x = 3,521,196.50
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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.