Finding the Fourth Proportional to 5,532,793.20, 8,299,205.24 and 2,122,125.26
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Solution
The fourth proportional to 5,532,793.20, 8,299,205.24 and 2,122,125.26 is: 3,183,193.81
Step by Step Solution
- Step 1: Write the proportion equation
5,532,793.20 : 8,299,205.24 = 2,122,125.26 : x - Step 2: Convert to fraction form
5,532,793.20/8,299,205.24 = 2,122,125.26/x - Step 3: Cross multiply
5,532,793.20x = 8,299,205.24 × 2,122,125.26 - Step 4: Simplify right side
5,532,793.20x = 17,611,953,077,728.36 - Step 5: Solve for x
x = 17,611,953,077,728.36/5,532,793.20 - Step 6: Final answer
x = 3,183,193.81
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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.