Finding the Fourth Proportional to 29,524,492.20, 44,286,738.30 and 18,127,986.60
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Solution
The fourth proportional to 29,524,492.20, 44,286,738.30 and 18,127,986.60 is: 27,191,979.90
Step by Step Solution
- Step 1: Write the proportion equation
29,524,492.20 : 44,286,738.30 = 18,127,986.60 : x - Step 2: Convert to fraction form
29,524,492.20/44,286,738.30 = 18,127,986.60/x - Step 3: Cross multiply
29,524,492.20x = 44,286,738.30 × 18,127,986.60 - Step 4: Simplify right side
29,524,492.20x = 802,829,398,460,106.75 - Step 5: Solve for x
x = 802,829,398,460,106.75/29,524,492.20 - Step 6: Final answer
x = 27,191,979.90
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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.