Finding the Fourth Proportional to 12,176,408.08, 18,267,229.68 and 3,540,658.58
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Solution
The fourth proportional to 12,176,408.08, 18,267,229.68 and 3,540,658.58 is: 5,311,749.00
Step by Step Solution
- Step 1: Write the proportion equation
12,176,408.08 : 18,267,229.68 = 3,540,658.58 : x - Step 2: Convert to fraction form
12,176,408.08/18,267,229.68 = 3,540,658.58/x - Step 3: Cross multiply
12,176,408.08x = 18,267,229.68 × 3,540,658.58 - Step 4: Simplify right side
12,176,408.08x = 64,678,023,499,322.66 - Step 5: Solve for x
x = 64,678,023,499,322.66/12,176,408.08 - Step 6: Final answer
x = 5,311,749.00
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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.