Finding the Fourth Proportional to 18,134,200.70, 27,183,586.35 and 16,221,013.10
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Solution
The fourth proportional to 18,134,200.70, 27,183,586.35 and 16,221,013.10 is: 24,315,673.88
Step by Step Solution
- Step 1: Write the proportion equation
18,134,200.70 : 27,183,586.35 = 16,221,013.10 : x - Step 2: Convert to fraction form
18,134,200.70/27,183,586.35 = 16,221,013.10/x - Step 3: Cross multiply
18,134,200.70x = 27,183,586.35 × 16,221,013.10 - Step 4: Simplify right side
18,134,200.70x = 440,945,310,288,331.19 - Step 5: Solve for x
x = 440,945,310,288,331.19/18,134,200.70 - Step 6: Final answer
x = 24,315,673.88
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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.