Finding the Fourth Proportional to 36,215,177.20, 54,322,765.80 and 27,712,121.20
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Solution
The fourth proportional to 36,215,177.20, 54,322,765.80 and 27,712,121.20 is: 41,568,181.80
Step by Step Solution
- Step 1: Write the proportion equation
36,215,177.20 : 54,322,765.80 = 27,712,121.20 : x - Step 2: Convert to fraction form
36,215,177.20/54,322,765.80 = 27,712,121.20/x - Step 3: Cross multiply
36,215,177.20x = 54,322,765.80 × 27,712,121.20 - Step 4: Simplify right side
36,215,177.20x = 1,505,399,069,768,814.75 - Step 5: Solve for x
x = 1,505,399,069,768,814.75/36,215,177.20 - Step 6: Final answer
x = 41,568,181.80
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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.