Finding the Fourth Proportional to 8,524,348.27, 12,786,425.20 and 2,458,879.94
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Solution
The fourth proportional to 8,524,348.27, 12,786,425.20 and 2,458,879.94 is: 3,688,291.88
Step by Step Solution
- Step 1: Write the proportion equation
8,524,348.27 : 12,786,425.20 = 2,458,879.94 : x - Step 2: Convert to fraction form
8,524,348.27/12,786,425.20 = 2,458,879.94/x - Step 3: Cross multiply
8,524,348.27x = 12,786,425.20 × 2,458,879.94 - Step 4: Simplify right side
8,524,348.27x = 31,440,284,463,630.15 - Step 5: Solve for x
x = 31,440,284,463,630.15/8,524,348.27 - Step 6: Final answer
x = 3,688,291.88
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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.