Finding the Fourth Proportional to 10,902,907.10, 16,351,408.20 and 3,226,537.10
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Solution
The fourth proportional to 10,902,907.10, 16,351,408.20 and 3,226,537.10 is: 4,838,931.92
Step by Step Solution
- Step 1: Write the proportion equation
10,902,907.10 : 16,351,408.20 = 3,226,537.10 : x - Step 2: Convert to fraction form
10,902,907.10/16,351,408.20 = 3,226,537.10/x - Step 3: Cross multiply
10,902,907.10x = 16,351,408.20 × 3,226,537.10 - Step 4: Simplify right side
10,902,907.10x = 52,758,425,194,544.22 - Step 5: Solve for x
x = 52,758,425,194,544.22/10,902,907.10 - Step 6: Final answer
x = 4,838,931.92
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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.