Finding the Fourth Proportional to 7,287,366.08, 10,923,733.60 and 2,491,775.66
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Solution
The fourth proportional to 7,287,366.08, 10,923,733.60 and 2,491,775.66 is: 3,735,162.09
Step by Step Solution
- Step 1: Write the proportion equation
7,287,366.08 : 10,923,733.60 = 2,491,775.66 : x - Step 2: Convert to fraction form
7,287,366.08/10,923,733.60 = 2,491,775.66/x - Step 3: Cross multiply
7,287,366.08x = 10,923,733.60 × 2,491,775.66 - Step 4: Simplify right side
7,287,366.08x = 27,219,493,500,804.18 - Step 5: Solve for x
x = 27,219,493,500,804.18/7,287,366.08 - Step 6: Final answer
x = 3,735,162.09
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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.