Finding the Fourth Proportional to 10,853,438.10, 16,256,537.55 and 6,586,163.70
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Solution
The fourth proportional to 10,853,438.10, 16,256,537.55 and 6,586,163.70 is: 9,864,912.53
Step by Step Solution
- Step 1: Write the proportion equation
10,853,438.10 : 16,256,537.55 = 6,586,163.70 : x - Step 2: Convert to fraction form
10,853,438.10/16,256,537.55 = 6,586,163.70/x - Step 3: Cross multiply
10,853,438.10x = 16,256,537.55 × 6,586,163.70 - Step 4: Simplify right side
10,853,438.10x = 107,068,217,499,496.94 - Step 5: Solve for x
x = 107,068,217,499,496.94/10,853,438.10 - Step 6: Final answer
x = 9,864,912.53
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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.