Finding the Fourth Proportional to 32,180,712.70, 48,273,401.85 and 19,373,640.70
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Solution
The fourth proportional to 32,180,712.70, 48,273,401.85 and 19,373,640.70 is: 29,061,865.46
Step by Step Solution
- Step 1: Write the proportion equation
32,180,712.70 : 48,273,401.85 = 19,373,640.70 : x - Step 2: Convert to fraction form
32,180,712.70/48,273,401.85 = 19,373,640.70/x - Step 3: Cross multiply
32,180,712.70x = 48,273,401.85 × 19,373,640.70 - Step 4: Simplify right side
32,180,712.70x = 935,231,542,808,615.25 - Step 5: Solve for x
x = 935,231,542,808,615.25/32,180,712.70 - Step 6: Final answer
x = 29,061,865.46
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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.