Finding the Fourth Proportional to 8,079,372.24, 11,149,527.60 and 4,457,700.24
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Solution
The fourth proportional to 8,079,372.24, 11,149,527.60 and 4,457,700.24 is: 6,151,622.97
Step by Step Solution
- Step 1: Write the proportion equation
8,079,372.24 : 11,149,527.60 = 4,457,700.24 : x - Step 2: Convert to fraction form
8,079,372.24/11,149,527.60 = 4,457,700.24/x - Step 3: Cross multiply
8,079,372.24x = 11,149,527.60 × 4,457,700.24 - Step 4: Simplify right side
8,079,372.24x = 49,701,251,858,406.62 - Step 5: Solve for x
x = 49,701,251,858,406.62/8,079,372.24 - Step 6: Final answer
x = 6,151,622.97
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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.