Finding the Fourth Proportional to 7,192,866.88, 10,794,609.60 and 3,406,343.68
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Solution
The fourth proportional to 7,192,866.88, 10,794,609.60 and 3,406,343.68 is: 5,112,029.85
Step by Step Solution
- Step 1: Write the proportion equation
7,192,866.88 : 10,794,609.60 = 3,406,343.68 : x - Step 2: Convert to fraction form
7,192,866.88/10,794,609.60 = 3,406,343.68/x - Step 3: Cross multiply
7,192,866.88x = 10,794,609.60 × 3,406,343.68 - Step 4: Simplify right side
7,192,866.88x = 36,770,150,189,027.33 - Step 5: Solve for x
x = 36,770,150,189,027.33/7,192,866.88 - Step 6: Final answer
x = 5,112,029.85
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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.