Finding the Fourth Proportional to 8,508,433.62, 11,738,292.37 and 5,239,573.26
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Solution
The fourth proportional to 8,508,433.62, 11,738,292.37 and 5,239,573.26 is: 7,228,550.58
Step by Step Solution
- Step 1: Write the proportion equation
8,508,433.62 : 11,738,292.37 = 5,239,573.26 : x - Step 2: Convert to fraction form
8,508,433.62/11,738,292.37 = 5,239,573.26/x - Step 3: Cross multiply
8,508,433.62x = 11,738,292.37 × 5,239,573.26 - Step 4: Simplify right side
8,508,433.62x = 61,503,642,819,914.02 - Step 5: Solve for x
x = 61,503,642,819,914.02/8,508,433.62 - Step 6: Final answer
x = 7,228,550.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.