Finding the Fourth Proportional to 24,621,524.30, 33,979,462.77 and 13,608,036.99
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Solution
The fourth proportional to 24,621,524.30, 33,979,462.77 and 13,608,036.99 is: 18,780,063.36
Step by Step Solution
- Step 1: Write the proportion equation
24,621,524.30 : 33,979,462.77 = 13,608,036.99 : x - Step 2: Convert to fraction form
24,621,524.30/33,979,462.77 = 13,608,036.99/x - Step 3: Cross multiply
24,621,524.30x = 33,979,462.77 × 13,608,036.99 - Step 4: Simplify right side
24,621,524.30x = 462,393,786,325,518 - Step 5: Solve for x
x = 462,393,786,325,518/24,621,524.30 - Step 6: Final answer
x = 18,780,063.36
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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.