Finding the Fourth Proportional to 7,524,391.81, 10,383,313.18 and 4,261,229.90
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Solution
The fourth proportional to 7,524,391.81, 10,383,313.18 and 4,261,229.90 is: 5,880,300.45
Step by Step Solution
- Step 1: Write the proportion equation
7,524,391.81 : 10,383,313.18 = 4,261,229.90 : x - Step 2: Convert to fraction form
7,524,391.81/10,383,313.18 = 4,261,229.90/x - Step 3: Cross multiply
7,524,391.81x = 10,383,313.18 × 4,261,229.90 - Step 4: Simplify right side
7,524,391.81x = 44,245,684,583,680.09 - Step 5: Solve for x
x = 44,245,684,583,680.09/7,524,391.81 - Step 6: Final answer
x = 5,880,300.45
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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.