Finding the Fourth Proportional to 14,863,724.40, 22,296,234.60 and 4,080,745.20
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Solution
The fourth proportional to 14,863,724.40, 22,296,234.60 and 4,080,745.20 is: 6,121,295.70
Step by Step Solution
- Step 1: Write the proportion equation
14,863,724.40 : 22,296,234.60 = 4,080,745.20 : x - Step 2: Convert to fraction form
14,863,724.40/22,296,234.60 = 4,080,745.20/x - Step 3: Cross multiply
14,863,724.40x = 22,296,234.60 × 4,080,745.20 - Step 4: Simplify right side
14,863,724.40x = 90,985,252,322,023.94 - Step 5: Solve for x
x = 90,985,252,322,023.94/14,863,724.40 - Step 6: Final answer
x = 6,121,295.70
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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.