Finding the Fourth Proportional to 23,231,843.85, 32,092,728.57 and 18,616,289.70
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Solution
The fourth proportional to 23,231,843.85, 32,092,728.57 and 18,616,289.70 is: 25,716,750.52
Step by Step Solution
- Step 1: Write the proportion equation
23,231,843.85 : 32,092,728.57 = 18,616,289.70 : x - Step 2: Convert to fraction form
23,231,843.85/32,092,728.57 = 18,616,289.70/x - Step 3: Cross multiply
23,231,843.85x = 32,092,728.57 × 18,616,289.70 - Step 4: Simplify right side
23,231,843.85x = 597,447,532,322,586.75 - Step 5: Solve for x
x = 597,447,532,322,586.75/23,231,843.85 - Step 6: Final answer
x = 25,716,750.52
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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.