Finding the Fourth Proportional to 32,336,247.40, 48,433,512.30 and 28,746,068.20
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Solution
The fourth proportional to 32,336,247.40, 48,433,512.30 and 28,746,068.20 is: 43,056,110.70
Step by Step Solution
- Step 1: Write the proportion equation
32,336,247.40 : 48,433,512.30 = 28,746,068.20 : x - Step 2: Convert to fraction form
32,336,247.40/48,433,512.30 = 28,746,068.20/x - Step 3: Cross multiply
32,336,247.40x = 48,433,512.30 × 28,746,068.20 - Step 4: Simplify right side
32,336,247.40x = 1,392,273,047,741,338.75 - Step 5: Solve for x
x = 1,392,273,047,741,338.75/32,336,247.40 - Step 6: Final answer
x = 43,056,110.70
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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.