Finding the Fourth Proportional to 32,341,919.40, 48,512,879.10 and 16,170,366.60
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Solution
The fourth proportional to 32,341,919.40, 48,512,879.10 and 16,170,366.60 is: 24,255,549.90
Step by Step Solution
- Step 1: Write the proportion equation
32,341,919.40 : 48,512,879.10 = 16,170,366.60 : x - Step 2: Convert to fraction form
32,341,919.40/48,512,879.10 = 16,170,366.60/x - Step 3: Cross multiply
32,341,919.40x = 48,512,879.10 × 16,170,366.60 - Step 4: Simplify right side
32,341,919.40x = 784,471,039,868,478.12 - Step 5: Solve for x
x = 784,471,039,868,478.12/32,341,919.40 - Step 6: Final answer
x = 24,255,549.90
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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.