Finding the Fourth Proportional to 7,741,072.08, 10,682,757.36 and 4,256,594.64
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Solution
The fourth proportional to 7,741,072.08, 10,682,757.36 and 4,256,594.64 is: 5,874,143.43
Step by Step Solution
- Step 1: Write the proportion equation
7,741,072.08 : 10,682,757.36 = 4,256,594.64 : x - Step 2: Convert to fraction form
7,741,072.08/10,682,757.36 = 4,256,594.64/x - Step 3: Cross multiply
7,741,072.08x = 10,682,757.36 × 4,256,594.64 - Step 4: Simplify right side
7,741,072.08x = 45,472,167,718,996.55 - Step 5: Solve for x
x = 45,472,167,718,996.55/7,741,072.08 - Step 6: Final answer
x = 5,874,143.43
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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.