Finding the Fourth Proportional to 11,193,372.20, 16,762,064.70 and 8,953,884.20
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Solution
The fourth proportional to 11,193,372.20, 16,762,064.70 and 8,953,884.20 is: 13,408,433.45
Step by Step Solution
- Step 1: Write the proportion equation
11,193,372.20 : 16,762,064.70 = 8,953,884.20 : x - Step 2: Convert to fraction form
11,193,372.20/16,762,064.70 = 8,953,884.20/x - Step 3: Cross multiply
11,193,372.20x = 16,762,064.70 × 8,953,884.20 - Step 4: Simplify right side
11,193,372.20x = 150,085,586,276,707.72 - Step 5: Solve for x
x = 150,085,586,276,707.72/11,193,372.20 - Step 6: Final answer
x = 13,408,433.45
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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.