Finding the Fourth Proportional to 8,150,157.66, 11,246,487.20 and 4,479,031.92
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Solution
The fourth proportional to 8,150,157.66, 11,246,487.20 and 4,479,031.92 is: 6,180,662.66
Step by Step Solution
- Step 1: Write the proportion equation
8,150,157.66 : 11,246,487.20 = 4,479,031.92 : x - Step 2: Convert to fraction form
8,150,157.66/11,246,487.20 = 4,479,031.92/x - Step 3: Cross multiply
8,150,157.66x = 11,246,487.20 × 4,479,031.92 - Step 4: Simplify right side
8,150,157.66x = 50,373,375,156,671.42 - Step 5: Solve for x
x = 50,373,375,156,671.42/8,150,157.66 - Step 6: Final answer
x = 6,180,662.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.