Finding the Fourth Proportional to 11,150,715.48, 15,388,224.12 and 6,256,291.50
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Solution
The fourth proportional to 11,150,715.48, 15,388,224.12 and 6,256,291.50 is: 8,633,815.11
Step by Step Solution
- Step 1: Write the proportion equation
11,150,715.48 : 15,388,224.12 = 6,256,291.50 : x - Step 2: Convert to fraction form
11,150,715.48/15,388,224.12 = 6,256,291.50/x - Step 3: Cross multiply
11,150,715.48x = 15,388,224.12 × 6,256,291.50 - Step 4: Simplify right side
11,150,715.48x = 96,273,215,762,050.97 - Step 5: Solve for x
x = 96,273,215,762,050.97/11,150,715.48 - Step 6: Final answer
x = 8,633,815.11
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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.