Finding the Fourth Proportional to 32,180,462.20, 48,273,026.10 and 19,373,390.20
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Solution
The fourth proportional to 32,180,462.20, 48,273,026.10 and 19,373,390.20 is: 29,061,489.70
Step by Step Solution
- Step 1: Write the proportion equation
32,180,462.20 : 48,273,026.10 = 19,373,390.20 : x - Step 2: Convert to fraction form
32,180,462.20/48,273,026.10 = 19,373,390.20/x - Step 3: Cross multiply
32,180,462.20x = 48,273,026.10 × 19,373,390.20 - Step 4: Simplify right side
32,180,462.20x = 935,212,170,770,084.25 - Step 5: Solve for x
x = 935,212,170,770,084.25/32,180,462.20 - Step 6: Final answer
x = 29,061,489.70
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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.