Finding the Fourth Proportional to 15,662,414.70, 23,493,622.05 and 14,599,532.70
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Solution
The fourth proportional to 15,662,414.70, 23,493,622.05 and 14,599,532.70 is: 21,899,299.05
Step by Step Solution
- Step 1: Write the proportion equation
15,662,414.70 : 23,493,622.05 = 14,599,532.70 : x - Step 2: Convert to fraction form
15,662,414.70/23,493,622.05 = 14,599,532.70/x - Step 3: Cross multiply
15,662,414.70x = 23,493,622.05 × 14,599,532.70 - Step 4: Simplify right side
15,662,414.70x = 342,995,903,360,416 - Step 5: Solve for x
x = 342,995,903,360,416/15,662,414.70 - Step 6: Final answer
x = 21,899,299.05
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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.