Finding the Fourth Proportional to 16,193,643.20, 24,290,464.80 and 4,226,379.20
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Solution
The fourth proportional to 16,193,643.20, 24,290,464.80 and 4,226,379.20 is: 6,339,568.80
Step by Step Solution
- Step 1: Write the proportion equation
16,193,643.20 : 24,290,464.80 = 4,226,379.20 : x - Step 2: Convert to fraction form
16,193,643.20/24,290,464.80 = 4,226,379.20/x - Step 3: Cross multiply
16,193,643.20x = 24,290,464.80 × 4,226,379.20 - Step 4: Simplify right side
16,193,643.20x = 102,660,715,189,052.17 - Step 5: Solve for x
x = 102,660,715,189,052.17/16,193,643.20 - Step 6: Final answer
x = 6,339,568.80
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Similar ratio
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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.