Finding the Fourth Proportional to 7,800,104.26, 11,693,814.76 and 3,254,538.90
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Solution
The fourth proportional to 7,800,104.26, 11,693,814.76 and 3,254,538.90 is: 4,879,162.35
Step by Step Solution
- Step 1: Write the proportion equation
7,800,104.26 : 11,693,814.76 = 3,254,538.90 : x - Step 2: Convert to fraction form
7,800,104.26/11,693,814.76 = 3,254,538.90/x - Step 3: Cross multiply
7,800,104.26x = 11,693,814.76 × 3,254,538.90 - Step 4: Simplify right side
7,800,104.26x = 38,057,975,025,814.16 - Step 5: Solve for x
x = 38,057,975,025,814.16/7,800,104.26 - Step 6: Final answer
x = 4,879,162.35
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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.