Finding the Fourth Proportional to 7,929,793.50, 11,894,651.37 and 2,250,028.14
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Solution
The fourth proportional to 7,929,793.50, 11,894,651.37 and 2,250,028.14 is: 3,375,031.18
Step by Step Solution
- Step 1: Write the proportion equation
7,929,793.50 : 11,894,651.37 = 2,250,028.14 : x - Step 2: Convert to fraction form
7,929,793.50/11,894,651.37 = 2,250,028.14/x - Step 3: Cross multiply
7,929,793.50x = 11,894,651.37 × 2,250,028.14 - Step 4: Simplify right side
7,929,793.50x = 26,763,300,297,989.55 - Step 5: Solve for x
x = 26,763,300,297,989.55/7,929,793.50 - Step 6: Final answer
x = 3,375,031.18
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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.