Finding the Fourth Proportional to 18,357,422.20, 27,536,133.30 and 16,373,375.80
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Solution
The fourth proportional to 18,357,422.20, 27,536,133.30 and 16,373,375.80 is: 24,560,063.70
Step by Step Solution
- Step 1: Write the proportion equation
18,357,422.20 : 27,536,133.30 = 16,373,375.80 : x - Step 2: Convert to fraction form
18,357,422.20/27,536,133.30 = 16,373,375.80/x - Step 3: Cross multiply
18,357,422.20x = 27,536,133.30 × 16,373,375.80 - Step 4: Simplify right side
18,357,422.20x = 450,859,458,599,794.19 - Step 5: Solve for x
x = 450,859,458,599,794.19/18,357,422.20 - Step 6: Final answer
x = 24,560,063.70
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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.