Finding the Fourth Proportional to 7,750,771.38, 11,626,215.39 and 2,957,171.94
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Solution
The fourth proportional to 7,750,771.38, 11,626,215.39 and 2,957,171.94 is: 4,435,780.16
Step by Step Solution
- Step 1: Write the proportion equation
7,750,771.38 : 11,626,215.39 = 2,957,171.94 : x - Step 2: Convert to fraction form
7,750,771.38/11,626,215.39 = 2,957,171.94/x - Step 3: Cross multiply
7,750,771.38x = 11,626,215.39 × 2,957,171.94 - Step 4: Simplify right side
7,750,771.38x = 34,380,717,919,704.16 - Step 5: Solve for x
x = 34,380,717,919,704.16/7,750,771.38 - Step 6: Final answer
x = 4,435,780.16
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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.