Finding the Fourth Proportional to 11,632,163.24, 17,399,645.04 and 8,173,660.64
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Solution
The fourth proportional to 11,632,163.24, 17,399,645.04 and 8,173,660.64 is: 12,226,340.95
Step by Step Solution
- Step 1: Write the proportion equation
11,632,163.24 : 17,399,645.04 = 8,173,660.64 : x - Step 2: Convert to fraction form
11,632,163.24/17,399,645.04 = 8,173,660.64/x - Step 3: Cross multiply
11,632,163.24x = 17,399,645.04 × 8,173,660.64 - Step 4: Simplify right side
11,632,163.24x = 142,218,793,813,419.22 - Step 5: Solve for x
x = 142,218,793,813,419.22/11,632,163.24 - Step 6: Final answer
x = 12,226,340.95
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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.