Finding the Fourth Proportional to 7,764,938.58, 11,647,436.49 and 2,373,568.08
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Solution
The fourth proportional to 7,764,938.58, 11,647,436.49 and 2,373,568.08 is: 3,560,360.87
Step by Step Solution
- Step 1: Write the proportion equation
7,764,938.58 : 11,647,436.49 = 2,373,568.08 : x - Step 2: Convert to fraction form
7,764,938.58/11,647,436.49 = 2,373,568.08/x - Step 3: Cross multiply
7,764,938.58x = 11,647,436.49 × 2,373,568.08 - Step 4: Simplify right side
7,764,938.58x = 27,645,983,466,491.24 - Step 5: Solve for x
x = 27,645,983,466,491.24/7,764,938.58 - Step 6: Final answer
x = 3,560,360.87
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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.