Finding the Fourth Proportional to 8,019,174.60, 12,031,515.90 and 2,340,232.20
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Solution
The fourth proportional to 8,019,174.60, 12,031,515.90 and 2,340,232.20 is: 3,511,152.00
Step by Step Solution
- Step 1: Write the proportion equation
8,019,174.60 : 12,031,515.90 = 2,340,232.20 : x - Step 2: Convert to fraction form
8,019,174.60/12,031,515.90 = 2,340,232.20/x - Step 3: Cross multiply
8,019,174.60x = 12,031,515.90 × 2,340,232.20 - Step 4: Simplify right side
8,019,174.60x = 28,156,540,923,991.98 - Step 5: Solve for x
x = 28,156,540,923,991.98/8,019,174.60 - Step 6: Final answer
x = 3,511,152.00
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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.