Finding the Fourth Proportional to 22,471,404.70, 33,707,107.05 and 22,247,455.90
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Solution
The fourth proportional to 22,471,404.70, 33,707,107.05 and 22,247,455.90 is: 33,371,183.85
Step by Step Solution
- Step 1: Write the proportion equation
22,471,404.70 : 33,707,107.05 = 22,247,455.90 : x - Step 2: Convert to fraction form
22,471,404.70/33,707,107.05 = 22,247,455.90/x - Step 3: Cross multiply
22,471,404.70x = 33,707,107.05 × 22,247,455.90 - Step 4: Simplify right side
22,471,404.70x = 749,897,377,611,454 - Step 5: Solve for x
x = 749,897,377,611,454/22,471,404.70 - Step 6: Final answer
x = 33,371,183.85
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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.