Finding the Fourth Proportional to 29,451,910.70, 44,162,119.65 and 12,393,310.70
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Solution
The fourth proportional to 29,451,910.70, 44,162,119.65 and 12,393,310.70 is: 18,583,339.99
Step by Step Solution
- Step 1: Write the proportion equation
29,451,910.70 : 44,162,119.65 = 12,393,310.70 : x - Step 2: Convert to fraction form
29,451,910.70/44,162,119.65 = 12,393,310.70/x - Step 3: Cross multiply
29,451,910.70x = 44,162,119.65 × 12,393,310.70 - Step 4: Simplify right side
29,451,910.70x = 547,314,869,993,025.19 - Step 5: Solve for x
x = 547,314,869,993,025.19/29,451,910.70 - Step 6: Final answer
x = 18,583,339.99
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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.