Finding the Fourth Proportional to 36,215,195.70, 54,322,793.55 and 27,712,139.70
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Solution
The fourth proportional to 36,215,195.70, 54,322,793.55 and 27,712,139.70 is: 41,568,209.55
Step by Step Solution
- Step 1: Write the proportion equation
36,215,195.70 : 54,322,793.55 = 27,712,139.70 : x - Step 2: Convert to fraction form
36,215,195.70/54,322,793.55 = 27,712,139.70/x - Step 3: Cross multiply
36,215,195.70x = 54,322,793.55 × 27,712,139.70 - Step 4: Simplify right side
36,215,195.70x = 1,505,400,843,751,858.75 - Step 5: Solve for x
x = 1,505,400,843,751,858.75/36,215,195.70 - Step 6: Final answer
x = 41,568,209.55
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1.5x scale
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.