Finding the Fourth Proportional to 8,847,515.97, 12,211,563.38 and 5,789,958.75
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Solution
The fourth proportional to 8,847,515.97, 12,211,563.38 and 5,789,958.75 is: 7,991,446.24
Step by Step Solution
- Step 1: Write the proportion equation
8,847,515.97 : 12,211,563.38 = 5,789,958.75 : x - Step 2: Convert to fraction form
8,847,515.97/12,211,563.38 = 5,789,958.75/x - Step 3: Cross multiply
8,847,515.97x = 12,211,563.38 × 5,789,958.75 - Step 4: Simplify right side
8,847,515.97x = 70,704,448,214,260.78 - Step 5: Solve for x
x = 70,704,448,214,260.78/8,847,515.97 - Step 6: Final answer
x = 7,991,446.24
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.