Finding the Fourth Proportional to 8,273,159.12, 12,409,742.28 and 2,593,826.24
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Solution
The fourth proportional to 8,273,159.12, 12,409,742.28 and 2,593,826.24 is: 3,890,740.49
Step by Step Solution
- Step 1: Write the proportion equation
8,273,159.12 : 12,409,742.28 = 2,593,826.24 : x - Step 2: Convert to fraction form
8,273,159.12/12,409,742.28 = 2,593,826.24/x - Step 3: Cross multiply
8,273,159.12x = 12,409,742.28 × 2,593,826.24 - Step 4: Simplify right side
8,273,159.12x = 32,188,715,157,501.43 - Step 5: Solve for x
x = 32,188,715,157,501.43/8,273,159.12 - Step 6: Final answer
x = 3,890,740.49
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1.5x scale
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.