Finding the Fourth Proportional to 11,143,481.22, 16,716,367.16 and 3,856,929.05
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Solution
The fourth proportional to 11,143,481.22, 16,716,367.16 and 3,856,929.05 is: 5,785,789.99
Step by Step Solution
- Step 1: Write the proportion equation
11,143,481.22 : 16,716,367.16 = 3,856,929.05 : x - Step 2: Convert to fraction form
11,143,481.22/16,716,367.16 = 3,856,929.05/x - Step 3: Cross multiply
11,143,481.22x = 16,716,367.16 × 3,856,929.05 - Step 4: Simplify right side
11,143,481.22x = 64,473,842,048,794.43 - Step 5: Solve for x
x = 64,473,842,048,794.43/11,143,481.22 - Step 6: Final answer
x = 5,785,789.99
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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.