Finding the Fourth Proportional to 16,313,541.95, 22,512,238.98 and 8,971,375.02
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Solution
The fourth proportional to 16,313,541.95, 22,512,238.98 and 8,971,375.02 is: 12,380,250.65
Step by Step Solution
- Step 1: Write the proportion equation
16,313,541.95 : 22,512,238.98 = 8,971,375.02 : x - Step 2: Convert to fraction form
16,313,541.95/22,512,238.98 = 8,971,375.02/x - Step 3: Cross multiply
16,313,541.95x = 22,512,238.98 × 8,971,375.02 - Step 4: Simplify right side
16,313,541.95x = 201,965,738,311,378.72 - Step 5: Solve for x
x = 201,965,738,311,378.72/16,313,541.95 - Step 6: Final answer
x = 12,380,250.65
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1.5x scale
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.