Finding the Fourth Proportional to 13,469,964.75, 20,205,122.22 and 4,494,516.75
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Solution
The fourth proportional to 13,469,964.75, 20,205,122.22 and 4,494,516.75 is: 6,741,833.55
Step by Step Solution
- Step 1: Write the proportion equation
13,469,964.75 : 20,205,122.22 = 4,494,516.75 : x - Step 2: Convert to fraction form
13,469,964.75/20,205,122.22 = 4,494,516.75/x - Step 3: Cross multiply
13,469,964.75x = 20,205,122.22 × 4,494,516.75 - Step 4: Simplify right side
13,469,964.75x = 90,812,260,253,587.17 - Step 5: Solve for x
x = 90,812,260,253,587.17/13,469,964.75 - Step 6: Final answer
x = 6,741,833.55
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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.