Finding the Fourth Proportional to 8,232,288.12, 12,341,837.97 and 3,912,170.40
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Solution
The fourth proportional to 8,232,288.12, 12,341,837.97 and 3,912,170.40 is: 5,865,121.88
Step by Step Solution
- Step 1: Write the proportion equation
8,232,288.12 : 12,341,837.97 = 3,912,170.40 : x - Step 2: Convert to fraction form
8,232,288.12/12,341,837.97 = 3,912,170.40/x - Step 3: Cross multiply
8,232,288.12x = 12,341,837.97 × 3,912,170.40 - Step 4: Simplify right side
8,232,288.12x = 48,283,373,187,830.09 - Step 5: Solve for x
x = 48,283,373,187,830.09/8,232,288.12 - Step 6: Final answer
x = 5,865,121.88
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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.