Finding the Fourth Proportional to 18,101,536.20, 27,145,087.20 and 5,967,622.80
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Solution
The fourth proportional to 18,101,536.20, 27,145,087.20 and 5,967,622.80 is: 8,949,054.90
Step by Step Solution
- Step 1: Write the proportion equation
18,101,536.20 : 27,145,087.20 = 5,967,622.80 : x - Step 2: Convert to fraction form
18,101,536.20/27,145,087.20 = 5,967,622.80/x - Step 3: Cross multiply
18,101,536.20x = 27,145,087.20 × 5,967,622.80 - Step 4: Simplify right side
18,101,536.20x = 161,991,641,282,708.16 - Step 5: Solve for x
x = 161,991,641,282,708.16/18,101,536.20 - Step 6: Final answer
x = 8,949,054.90
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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.