Finding the Fourth Proportional to 24,419,421.12, 36,628,752.56 and 8,256,723.24
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Solution
The fourth proportional to 24,419,421.12, 36,628,752.56 and 8,256,723.24 is: 12,384,956.67
Step by Step Solution
- Step 1: Write the proportion equation
24,419,421.12 : 36,628,752.56 = 8,256,723.24 : x - Step 2: Convert to fraction form
24,419,421.12/36,628,752.56 = 8,256,723.24/x - Step 3: Cross multiply
24,419,421.12x = 36,628,752.56 × 8,256,723.24 - Step 4: Simplify right side
24,419,421.12x = 302,433,472,514,361.50 - Step 5: Solve for x
x = 302,433,472,514,361.50/24,419,421.12 - Step 6: Final answer
x = 12,384,956.67
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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.