Finding the Fourth Proportional to 12,296,584.90, 18,444,877.35 and 3,776,907.70
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Solution
The fourth proportional to 12,296,584.90, 18,444,877.35 and 3,776,907.70 is: 5,665,361.55
Step by Step Solution
- Step 1: Write the proportion equation
12,296,584.90 : 18,444,877.35 = 3,776,907.70 : x - Step 2: Convert to fraction form
12,296,584.90/18,444,877.35 = 3,776,907.70/x - Step 3: Cross multiply
12,296,584.90x = 18,444,877.35 × 3,776,907.70 - Step 4: Simplify right side
12,296,584.90x = 69,664,599,288,770.60 - Step 5: Solve for x
x = 69,664,599,288,770.60/12,296,584.90 - Step 6: Final answer
x = 5,665,361.55
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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.