Finding the Fourth Proportional to 7,483,149.63, 11,221,234.97 and 3,887,950.05
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Solution
The fourth proportional to 7,483,149.63, 11,221,234.97 and 3,887,950.05 is: 5,830,112.08
Step by Step Solution
- Step 1: Write the proportion equation
7,483,149.63 : 11,221,234.97 = 3,887,950.05 : x - Step 2: Convert to fraction form
7,483,149.63/11,221,234.97 = 3,887,950.05/x - Step 3: Cross multiply
7,483,149.63x = 11,221,234.97 × 3,887,950.05 - Step 4: Simplify right side
7,483,149.63x = 43,627,601,043,233.49 - Step 5: Solve for x
x = 43,627,601,043,233.49/7,483,149.63 - Step 6: Final answer
x = 5,830,112.08
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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.