Finding the Fourth Proportional to 33,143,404.80, 49,715,107.20 and 14,968,122.60
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Solution
The fourth proportional to 33,143,404.80, 49,715,107.20 and 14,968,122.60 is: 22,452,183.90
Step by Step Solution
- Step 1: Write the proportion equation
33,143,404.80 : 49,715,107.20 = 14,968,122.60 : x - Step 2: Convert to fraction form
33,143,404.80/49,715,107.20 = 14,968,122.60/x - Step 3: Cross multiply
33,143,404.80x = 49,715,107.20 × 14,968,122.60 - Step 4: Simplify right side
33,143,404.80x = 744,141,819,641,742.75 - Step 5: Solve for x
x = 744,141,819,641,742.75/33,143,404.80 - Step 6: Final answer
x = 22,452,183.90
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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.