Finding the Fourth Proportional to 36,630,163.70, 54,945,245.55 and 9,336,403.70
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Solution
The fourth proportional to 36,630,163.70, 54,945,245.55 and 9,336,403.70 is: 14,004,605.55
Step by Step Solution
- Step 1: Write the proportion equation
36,630,163.70 : 54,945,245.55 = 9,336,403.70 : x - Step 2: Convert to fraction form
36,630,163.70/54,945,245.55 = 9,336,403.70/x - Step 3: Cross multiply
36,630,163.70x = 54,945,245.55 × 9,336,403.70 - Step 4: Simplify right side
36,630,163.70x = 512,990,993,850,428.44 - Step 5: Solve for x
x = 512,990,993,850,428.44/36,630,163.70 - Step 6: Final answer
x = 14,004,605.55
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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.