Finding the Fourth Proportional to 7,040,278.62, 10,560,328.83 and 2,247,907.14
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Solution
The fourth proportional to 7,040,278.62, 10,560,328.83 and 2,247,907.14 is: 3,371,832.26
Step by Step Solution
- Step 1: Write the proportion equation
7,040,278.62 : 10,560,328.83 = 2,247,907.14 : x - Step 2: Convert to fraction form
7,040,278.62/10,560,328.83 = 2,247,907.14/x - Step 3: Cross multiply
7,040,278.62x = 10,560,328.83 × 2,247,907.14 - Step 4: Simplify right side
7,040,278.62x = 23,738,638,577,704.85 - Step 5: Solve for x
x = 23,738,638,577,704.85/7,040,278.62 - Step 6: Final answer
x = 3,371,832.26
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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.