Finding the Fourth Proportional to 11,094,651.20, 16,613,983.20 and 8,855,163.20
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Solution
The fourth proportional to 11,094,651.20, 16,613,983.20 and 8,855,163.20 is: 13,260,401.79
Step by Step Solution
- Step 1: Write the proportion equation
11,094,651.20 : 16,613,983.20 = 8,855,163.20 : x - Step 2: Convert to fraction form
11,094,651.20/16,613,983.20 = 8,855,163.20/x - Step 3: Cross multiply
11,094,651.20x = 16,613,983.20 × 8,855,163.20 - Step 4: Simplify right side
11,094,651.20x = 147,119,532,638,058.22 - Step 5: Solve for x
x = 147,119,532,638,058.22/11,094,651.20 - Step 6: Final answer
x = 13,260,401.79
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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.