Finding the Fourth Proportional to 16,297,750.45, 24,428,769.68 and 8,197,808.05
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Solution
The fourth proportional to 16,297,750.45, 24,428,769.68 and 8,197,808.05 is: 12,287,730.46
Step by Step Solution
- Step 1: Write the proportion equation
16,297,750.45 : 24,428,769.68 = 8,197,808.05 : x - Step 2: Convert to fraction form
16,297,750.45/24,428,769.68 = 8,197,808.05/x - Step 3: Cross multiply
16,297,750.45x = 24,428,769.68 × 8,197,808.05 - Step 4: Simplify right side
16,297,750.45x = 200,262,364,693,310.88 - Step 5: Solve for x
x = 200,262,364,693,310.88/16,297,750.45 - Step 6: Final answer
x = 12,287,730.46
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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.