Finding the Fourth Proportional to 32,341,446.10, 48,512,169.15 and 13,162,330.90
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Solution
The fourth proportional to 32,341,446.10, 48,512,169.15 and 13,162,330.90 is: 19,743,496.35
Step by Step Solution
- Step 1: Write the proportion equation
32,341,446.10 : 48,512,169.15 = 13,162,330.90 : x - Step 2: Convert to fraction form
32,341,446.10/48,512,169.15 = 13,162,330.90/x - Step 3: Cross multiply
32,341,446.10x = 48,512,169.15 × 13,162,330.90 - Step 4: Simplify right side
32,341,446.10x = 638,533,223,029,071.75 - Step 5: Solve for x
x = 638,533,223,029,071.75/32,341,446.10 - Step 6: Final answer
x = 19,743,496.35
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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.