Finding the Fourth Proportional to 5,987,121.50, 8,265,816.73 and 3,925,733.08
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Solution
The fourth proportional to 5,987,121.50, 8,265,816.73 and 3,925,733.08 is: 5,419,864.98
Step by Step Solution
- Step 1: Write the proportion equation
5,987,121.50 : 8,265,816.73 = 3,925,733.08 : x - Step 2: Convert to fraction form
5,987,121.50/8,265,816.73 = 3,925,733.08/x - Step 3: Cross multiply
5,987,121.50x = 8,265,816.73 × 3,925,733.08 - Step 4: Simplify right side
5,987,121.50x = 32,449,390,128,849.35 - Step 5: Solve for x
x = 32,449,390,128,849.35/5,987,121.50 - Step 6: Final answer
x = 5,419,864.98
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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.