Finding the Fourth Proportional to 36,799,147.20, 55,198,720.80 and 22,450,240.20
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Solution
The fourth proportional to 36,799,147.20, 55,198,720.80 and 22,450,240.20 is: 33,675,360.30
Step by Step Solution
- Step 1: Write the proportion equation
36,799,147.20 : 55,198,720.80 = 22,450,240.20 : x - Step 2: Convert to fraction form
36,799,147.20/55,198,720.80 = 22,450,240.20/x - Step 3: Cross multiply
36,799,147.20x = 55,198,720.80 × 22,450,240.20 - Step 4: Simplify right side
36,799,147.20x = 1,239,224,540,692,736 - Step 5: Solve for x
x = 1,239,224,540,692,736/36,799,147.20 - Step 6: Final answer
x = 33,675,360.30
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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.