Finding the Fourth Proportional to 24,230,538.06, 33,481,687.84 and 18,419,230.74
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Solution
The fourth proportional to 24,230,538.06, 33,481,687.84 and 18,419,230.74 is: 25,451,640.09
Step by Step Solution
- Step 1: Write the proportion equation
24,230,538.06 : 33,481,687.84 = 18,419,230.74 : x - Step 2: Convert to fraction form
24,230,538.06/33,481,687.84 = 18,419,230.74/x - Step 3: Cross multiply
24,230,538.06x = 33,481,687.84 × 18,419,230.74 - Step 4: Simplify right side
24,230,538.06x = 616,706,933,889,612.12 - Step 5: Solve for x
x = 616,706,933,889,612.12/24,230,538.06 - Step 6: Final answer
x = 25,451,640.09
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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.