Finding the Fourth Proportional to 10,917,293.50, 16,373,137.70 and 3,239,121.96
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Solution
The fourth proportional to 10,917,293.50, 16,373,137.70 and 3,239,121.96 is: 4,857,851.43
Step by Step Solution
- Step 1: Write the proportion equation
10,917,293.50 : 16,373,137.70 = 3,239,121.96 : x - Step 2: Convert to fraction form
10,917,293.50/16,373,137.70 = 3,239,121.96/x - Step 3: Cross multiply
10,917,293.50x = 16,373,137.70 × 3,239,121.96 - Step 4: Simplify right side
10,917,293.50x = 53,034,589,886,271.70 - Step 5: Solve for x
x = 53,034,589,886,271.70/10,917,293.50 - Step 6: Final answer
x = 4,857,851.43
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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.