Finding the Fourth Proportional to 7,738,757.74, 11,608,163.61 and 2,347,454.62
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Solution
The fourth proportional to 7,738,757.74, 11,608,163.61 and 2,347,454.62 is: 3,521,190.12
Step by Step Solution
- Step 1: Write the proportion equation
7,738,757.74 : 11,608,163.61 = 2,347,454.62 : x - Step 2: Convert to fraction form
7,738,757.74/11,608,163.61 = 2,347,454.62/x - Step 3: Cross multiply
7,738,757.74x = 11,608,163.61 × 2,347,454.62 - Step 4: Simplify right side
7,738,757.74x = 27,249,637,296,010.38 - Step 5: Solve for x
x = 27,249,637,296,010.38/7,738,757.74 - Step 6: Final answer
x = 3,521,190.12
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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.