Finding the Fourth Proportional to 8,797,415.20, 13,196,122.80 and 5,438,183.20
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Solution
The fourth proportional to 8,797,415.20, 13,196,122.80 and 5,438,183.20 is: 8,157,274.80
Step by Step Solution
- Step 1: Write the proportion equation
8,797,415.20 : 13,196,122.80 = 5,438,183.20 : x - Step 2: Convert to fraction form
8,797,415.20/13,196,122.80 = 5,438,183.20/x - Step 3: Cross multiply
8,797,415.20x = 13,196,122.80 × 5,438,183.20 - Step 4: Simplify right side
8,797,415.20x = 71,762,933,316,096.97 - Step 5: Solve for x
x = 71,762,933,316,096.97/8,797,415.20 - Step 6: Final answer
x = 8,157,274.80
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Similar ratio
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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.