Finding the Fourth Proportional to 24,193,431.40, 36,290,147.10 and 18,146,813.80
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Solution
The fourth proportional to 24,193,431.40, 36,290,147.10 and 18,146,813.80 is: 27,220,220.70
Step by Step Solution
- Step 1: Write the proportion equation
24,193,431.40 : 36,290,147.10 = 18,146,813.80 : x - Step 2: Convert to fraction form
24,193,431.40/36,290,147.10 = 18,146,813.80/x - Step 3: Cross multiply
24,193,431.40x = 36,290,147.10 × 18,146,813.80 - Step 4: Simplify right side
24,193,431.40x = 658,550,542,198,310 - Step 5: Solve for x
x = 658,550,542,198,310/24,193,431.40 - Step 6: Final answer
x = 27,220,220.70
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1.5x scale
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.