Finding the Fourth Proportional to 5,544,846.20, 7,648,694.44 and 3,338,174.13
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Solution
The fourth proportional to 5,544,846.20, 7,648,694.44 and 3,338,174.13 is: 4,604,757.82
Step by Step Solution
- Step 1: Write the proportion equation
5,544,846.20 : 7,648,694.44 = 3,338,174.13 : x - Step 2: Convert to fraction form
5,544,846.20/7,648,694.44 = 3,338,174.13/x - Step 3: Cross multiply
5,544,846.20x = 7,648,694.44 × 3,338,174.13 - Step 4: Simplify right side
5,544,846.20x = 25,532,673,899,537.40 - Step 5: Solve for x
x = 25,532,673,899,537.40/5,544,846.20 - Step 6: Final answer
x = 4,604,757.82
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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.