Finding the Fourth Proportional to 32,491,415.43, 44,812,325.12 and 27,612,787.05
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Solution
The fourth proportional to 32,491,415.43, 44,812,325.12 and 27,612,787.05 is: 38,083,696.09
Step by Step Solution
- Step 1: Write the proportion equation
32,491,415.43 : 44,812,325.12 = 27,612,787.05 : x - Step 2: Convert to fraction form
32,491,415.43/44,812,325.12 = 27,612,787.05/x - Step 3: Cross multiply
32,491,415.43x = 44,812,325.12 × 27,612,787.05 - Step 4: Simplify right side
32,491,415.43x = 1,237,393,190,615,861.75 - Step 5: Solve for x
x = 1,237,393,190,615,861.75/32,491,415.43 - Step 6: Final answer
x = 38,083,696.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.