Finding the Fourth Proportional to 32,255,627.20, 48,383,440.80 and 29,792,190.40
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Solution
The fourth proportional to 32,255,627.20, 48,383,440.80 and 29,792,190.40 is: 44,688,285.60
Step by Step Solution
- Step 1: Write the proportion equation
32,255,627.20 : 48,383,440.80 = 29,792,190.40 : x - Step 2: Convert to fraction form
32,255,627.20/48,383,440.80 = 29,792,190.40/x - Step 3: Cross multiply
32,255,627.20x = 48,383,440.80 × 29,792,190.40 - Step 4: Simplify right side
32,255,627.20x = 1,441,448,680,520,728.25 - Step 5: Solve for x
x = 1,441,448,680,520,728.25/32,255,627.20 - Step 6: Final answer
x = 44,688,285.60
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1.5x scale
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.