Finding the Fourth Proportional to 38,269,720.14, 57,431,480.36 and 34,610,748.85
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Solution
The fourth proportional to 38,269,720.14, 57,431,480.36 and 34,610,748.85 is: 51,940,451.50
Step by Step Solution
- Step 1: Write the proportion equation
38,269,720.14 : 57,431,480.36 = 34,610,748.85 : x - Step 2: Convert to fraction form
38,269,720.14/57,431,480.36 = 34,610,748.85/x - Step 3: Cross multiply
38,269,720.14x = 57,431,480.36 × 34,610,748.85 - Step 4: Simplify right side
38,269,720.14x = 1,987,746,542,823,667.75 - Step 5: Solve for x
x = 1,987,746,542,823,667.75/38,269,720.14 - Step 6: Final answer
x = 51,940,451.50
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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.