Finding the Fourth Proportional to 8,066,351.20, 12,099,235.20 and 3,273,905.20
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Solution
The fourth proportional to 8,066,351.20, 12,099,235.20 and 3,273,905.20 is: 4,910,739.45
Step by Step Solution
- Step 1: Write the proportion equation
8,066,351.20 : 12,099,235.20 = 3,273,905.20 : x - Step 2: Convert to fraction form
8,066,351.20/12,099,235.20 = 3,273,905.20/x - Step 3: Cross multiply
8,066,351.20x = 12,099,235.20 × 3,273,905.20 - Step 4: Simplify right side
8,066,351.20x = 39,611,749,037,303.04 - Step 5: Solve for x
x = 39,611,749,037,303.04/8,066,351.20 - Step 6: Final answer
x = 4,910,739.45
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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.