Finding the Fourth Proportional to 18,498,868.38, 27,750,168.72 and 6,366,735.54
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Solution
The fourth proportional to 18,498,868.38, 27,750,168.72 and 6,366,735.54 is: 9,550,745.58
Step by Step Solution
- Step 1: Write the proportion equation
18,498,868.38 : 27,750,168.72 = 6,366,735.54 : x - Step 2: Convert to fraction form
18,498,868.38/27,750,168.72 = 6,366,735.54/x - Step 3: Cross multiply
18,498,868.38x = 27,750,168.72 × 6,366,735.54 - Step 4: Simplify right side
18,498,868.38x = 176,677,985,430,620.31 - Step 5: Solve for x
x = 176,677,985,430,620.31/18,498,868.38 - Step 6: Final answer
x = 9,550,745.58
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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.