Finding the Fourth Proportional to 47,589,121.24, 71,383,928.18 and 21,663,291.60
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Solution
The fourth proportional to 47,589,121.24, 71,383,928.18 and 21,663,291.60 is: 32,495,049.53
Step by Step Solution
- Step 1: Write the proportion equation
47,589,121.24 : 71,383,928.18 = 21,663,291.60 : x - Step 2: Convert to fraction form
47,589,121.24/71,383,928.18 = 21,663,291.60/x - Step 3: Cross multiply
47,589,121.24x = 71,383,928.18 × 21,663,291.60 - Step 4: Simplify right side
47,589,121.24x = 1,546,410,851,716,797.50 - Step 5: Solve for x
x = 1,546,410,851,716,797.50/47,589,121.24 - Step 6: Final answer
x = 32,495,049.53
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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.