Finding the Fourth Proportional to 7,232,198.88, 10,848,759.12 and 2,440,370.40
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Solution
The fourth proportional to 7,232,198.88, 10,848,759.12 and 2,440,370.40 is: 3,660,711.09
Step by Step Solution
- Step 1: Write the proportion equation
7,232,198.88 : 10,848,759.12 = 2,440,370.40 : x - Step 2: Convert to fraction form
7,232,198.88/10,848,759.12 = 2,440,370.40/x - Step 3: Cross multiply
7,232,198.88x = 10,848,759.12 × 2,440,370.40 - Step 4: Simplify right side
7,232,198.88x = 26,474,990,633,178.05 - Step 5: Solve for x
x = 26,474,990,633,178.05/7,232,198.88 - Step 6: Final answer
x = 3,660,711.09
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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.