Finding the Fourth Proportional to 11,992,527.97, 17,990,052.62 and 3,906,133.74
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Solution
The fourth proportional to 11,992,527.97, 17,990,052.62 and 3,906,133.74 is: 5,859,611.23
Step by Step Solution
- Step 1: Write the proportion equation
11,992,527.97 : 17,990,052.62 = 3,906,133.74 : x - Step 2: Convert to fraction form
11,992,527.97/17,990,052.62 = 3,906,133.74/x - Step 3: Cross multiply
11,992,527.97x = 17,990,052.62 × 3,906,133.74 - Step 4: Simplify right side
11,992,527.97x = 70,271,551,503,826.73 - Step 5: Solve for x
x = 70,271,551,503,826.73/11,992,527.97 - Step 6: Final answer
x = 5,859,611.23
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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.