Finding the Fourth Proportional to 36,350,660.07, 50,163,103.57 and 20,053,131.75
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Solution
The fourth proportional to 36,350,660.07, 50,163,103.57 and 20,053,131.75 is: 27,672,876.45
Step by Step Solution
- Step 1: Write the proportion equation
36,350,660.07 : 50,163,103.57 = 20,053,131.75 : x - Step 2: Convert to fraction form
36,350,660.07/50,163,103.57 = 20,053,131.75/x - Step 3: Cross multiply
36,350,660.07x = 50,163,103.57 × 20,053,131.75 - Step 4: Simplify right side
36,350,660.07x = 1,005,927,324,878,105.38 - Step 5: Solve for x
x = 1,005,927,324,878,105.38/36,350,660.07 - Step 6: Final answer
x = 27,672,876.45
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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.