Finding the Fourth Proportional to 7,177,524.42, 10,761,950.16 and 2,860,238.82
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Solution
The fourth proportional to 7,177,524.42, 10,761,950.16 and 2,860,238.82 is: 4,288,630.15
Step by Step Solution
- Step 1: Write the proportion equation
7,177,524.42 : 10,761,950.16 = 2,860,238.82 : x - Step 2: Convert to fraction form
7,177,524.42/10,761,950.16 = 2,860,238.82/x - Step 3: Cross multiply
7,177,524.42x = 10,761,950.16 × 2,860,238.82 - Step 4: Simplify right side
7,177,524.42x = 30,781,747,626,537.21 - Step 5: Solve for x
x = 30,781,747,626,537.21/7,177,524.42 - Step 6: Final answer
x = 4,288,630.15
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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.