Finding the Fourth Proportional to 16,113,028.92, 22,236,481.17 and 8,771,350.92
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Solution
The fourth proportional to 16,113,028.92, 22,236,481.17 and 8,771,350.92 is: 12,104,737.14
Step by Step Solution
- Step 1: Write the proportion equation
16,113,028.92 : 22,236,481.17 = 8,771,350.92 : x - Step 2: Convert to fraction form
16,113,028.92/22,236,481.17 = 8,771,350.92/x - Step 3: Cross multiply
16,113,028.92x = 22,236,481.17 × 8,771,350.92 - Step 4: Simplify right side
16,113,028.92x = 195,043,979,568,042.19 - Step 5: Solve for x
x = 195,043,979,568,042.19/16,113,028.92 - Step 6: Final answer
x = 12,104,737.14
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1.5x scale
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.