Finding the Fourth Proportional to 24,690,477.20, 37,059,619.80 and 11,919,942.80
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Solution
The fourth proportional to 24,690,477.20, 37,059,619.80 and 11,919,942.80 is: 17,891,454.45
Step by Step Solution
- Step 1: Write the proportion equation
24,690,477.20 : 37,059,619.80 = 11,919,942.80 : x - Step 2: Convert to fraction form
24,690,477.20/37,059,619.80 = 11,919,942.80/x - Step 3: Cross multiply
24,690,477.20x = 37,059,619.80 × 11,919,942.80 - Step 4: Simplify right side
24,690,477.20x = 441,748,548,205,747.44 - Step 5: Solve for x
x = 441,748,548,205,747.44/24,690,477.20 - Step 6: Final answer
x = 17,891,454.45
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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.