Finding the Fourth Proportional to 16,351,255.20, 24,526,882.80 and 9,958,216.80
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Solution
The fourth proportional to 16,351,255.20, 24,526,882.80 and 9,958,216.80 is: 14,937,325.20
Step by Step Solution
- Step 1: Write the proportion equation
16,351,255.20 : 24,526,882.80 = 9,958,216.80 : x - Step 2: Convert to fraction form
16,351,255.20/24,526,882.80 = 9,958,216.80/x - Step 3: Cross multiply
16,351,255.20x = 24,526,882.80 × 9,958,216.80 - Step 4: Simplify right side
16,351,255.20x = 244,244,016,350,591.06 - Step 5: Solve for x
x = 244,244,016,350,591.06/16,351,255.20 - Step 6: Final answer
x = 14,937,325.20
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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.