Finding the Fourth Proportional to 36,215,267.20, 54,322,900.80 and 27,712,211.20
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Solution
The fourth proportional to 36,215,267.20, 54,322,900.80 and 27,712,211.20 is: 41,568,316.80
Step by Step Solution
- Step 1: Write the proportion equation
36,215,267.20 : 54,322,900.80 = 27,712,211.20 : x - Step 2: Convert to fraction form
36,215,267.20/54,322,900.80 = 27,712,211.20/x - Step 3: Cross multiply
36,215,267.20x = 54,322,900.80 × 27,712,211.20 - Step 4: Simplify right side
36,215,267.20x = 1,505,407,699,966,248.75 - Step 5: Solve for x
x = 1,505,407,699,966,248.75/36,215,267.20 - Step 6: Final answer
x = 41,568,316.80
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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.