Finding the Fourth Proportional to 36,085,843.80, 54,128,765.70 and 35,022,961.80
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Solution
The fourth proportional to 36,085,843.80, 54,128,765.70 and 35,022,961.80 is: 52,534,442.70
Step by Step Solution
- Step 1: Write the proportion equation
36,085,843.80 : 54,128,765.70 = 35,022,961.80 : x - Step 2: Convert to fraction form
36,085,843.80/54,128,765.70 = 35,022,961.80/x - Step 3: Cross multiply
36,085,843.80x = 54,128,765.70 × 35,022,961.80 - Step 4: Simplify right side
36,085,843.80x = 1,895,749,693,392,250.25 - Step 5: Solve for x
x = 1,895,749,693,392,250.25/36,085,843.80 - Step 6: Final answer
x = 52,534,442.70
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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.