Finding the Fourth Proportional to 19,589,076.30, 29,383,614.45 and 16,453,793.10
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Solution
The fourth proportional to 19,589,076.30, 29,383,614.45 and 16,453,793.10 is: 24,680,689.65
Step by Step Solution
- Step 1: Write the proportion equation
19,589,076.30 : 29,383,614.45 = 16,453,793.10 : x - Step 2: Convert to fraction form
19,589,076.30/29,383,614.45 = 16,453,793.10/x - Step 3: Cross multiply
19,589,076.30x = 29,383,614.45 × 16,453,793.10 - Step 4: Simplify right side
19,589,076.30x = 483,471,912,690,470.25 - Step 5: Solve for x
x = 483,471,912,690,470.25/19,589,076.30 - Step 6: Final answer
x = 24,680,689.65
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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.