Finding the Fourth Proportional to 5,343,183.43, 7,373,563.97 and 2,895,768.45
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Solution
The fourth proportional to 5,343,183.43, 7,373,563.97 and 2,895,768.45 is: 3,996,144.65
Step by Step Solution
- Step 1: Write the proportion equation
5,343,183.43 : 7,373,563.97 = 2,895,768.45 : x - Step 2: Convert to fraction form
5,343,183.43/7,373,563.97 = 2,895,768.45/x - Step 3: Cross multiply
5,343,183.43x = 7,373,563.97 × 2,895,768.45 - Step 4: Simplify right side
5,343,183.43x = 21,352,133,893,903.91 - Step 5: Solve for x
x = 21,352,133,893,903.91/5,343,183.43 - Step 6: Final answer
x = 3,996,144.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.