Finding the Fourth Proportional to 7,056,198.70, 10,587,797.25 and 2,796,272.62
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Solution
The fourth proportional to 7,056,198.70, 10,587,797.25 and 2,796,272.62 is: 4,195,795.61
Step by Step Solution
- Step 1: Write the proportion equation
7,056,198.70 : 10,587,797.25 = 2,796,272.62 : x - Step 2: Convert to fraction form
7,056,198.70/10,587,797.25 = 2,796,272.62/x - Step 3: Cross multiply
7,056,198.70x = 10,587,797.25 × 2,796,272.62 - Step 4: Simplify right side
7,056,198.70x = 29,606,367,556,286.30 - Step 5: Solve for x
x = 29,606,367,556,286.30/7,056,198.70 - Step 6: Final answer
x = 4,195,795.61
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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.