Finding the Fourth Proportional to 49,819,676.67, 68,751,183.10 and 27,793,176.20
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Solution
The fourth proportional to 49,819,676.67, 68,751,183.10 and 27,793,176.20 is: 38,354,599.50
Step by Step Solution
- Step 1: Write the proportion equation
49,819,676.67 : 68,751,183.10 = 27,793,176.20 : x - Step 2: Convert to fraction form
49,819,676.67/68,751,183.10 = 27,793,176.20/x - Step 3: Cross multiply
49,819,676.67x = 68,751,183.10 × 27,793,176.20 - Step 4: Simplify right side
49,819,676.67x = 1,910,813,745,856,762 - Step 5: Solve for x
x = 1,910,813,745,856,762/49,819,676.67 - Step 6: Final answer
x = 38,354,599.50
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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.