Finding the Fourth Proportional to 6,738,455.35, 10,100,793.98 and 3,321,486.55
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Solution
The fourth proportional to 6,738,455.35, 10,100,793.98 and 3,321,486.55 is: 4,978,834.11
Step by Step Solution
- Step 1: Write the proportion equation
6,738,455.35 : 10,100,793.98 = 3,321,486.55 : x - Step 2: Convert to fraction form
6,738,455.35/10,100,793.98 = 3,321,486.55/x - Step 3: Cross multiply
6,738,455.35x = 10,100,793.98 × 3,321,486.55 - Step 4: Simplify right side
6,738,455.35x = 33,549,651,332,283.53 - Step 5: Solve for x
x = 33,549,651,332,283.53/6,738,455.35 - Step 6: Final answer
x = 4,978,834.11
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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.