Finding the Fourth Proportional to 16,193,165.20, 24,289,747.80 and 4,225,901.20
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Solution
The fourth proportional to 16,193,165.20, 24,289,747.80 and 4,225,901.20 is: 6,338,851.80
Step by Step Solution
- Step 1: Write the proportion equation
16,193,165.20 : 24,289,747.80 = 4,225,901.20 : x - Step 2: Convert to fraction form
16,193,165.20/24,289,747.80 = 4,225,901.20/x - Step 3: Cross multiply
16,193,165.20x = 24,289,747.80 × 4,225,901.20 - Step 4: Simplify right side
16,193,165.20x = 102,646,074,375,717.38 - Step 5: Solve for x
x = 102,646,074,375,717.38/16,193,165.20 - Step 6: Final answer
x = 6,338,851.80
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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.