Finding the Fourth Proportional to 18,267,046.07, 27,380,763.39 and 9,147,158.06
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Solution
The fourth proportional to 18,267,046.07, 27,380,763.39 and 9,147,158.06 is: 13,710,819.45
Step by Step Solution
- Step 1: Write the proportion equation
18,267,046.07 : 27,380,763.39 = 9,147,158.06 : x - Step 2: Convert to fraction form
18,267,046.07/27,380,763.39 = 9,147,158.06/x - Step 3: Cross multiply
18,267,046.07x = 27,380,763.39 × 9,147,158.06 - Step 4: Simplify right side
18,267,046.07x = 250,456,170,531,791.44 - Step 5: Solve for x
x = 250,456,170,531,791.44/18,267,046.07 - Step 6: Final answer
x = 13,710,819.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.