Finding the Fourth Proportional to 12,063,201.80, 18,093,053.10 and 3,542,649.80
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Solution
The fourth proportional to 12,063,201.80, 18,093,053.10 and 3,542,649.80 is: 5,313,460.89
Step by Step Solution
- Step 1: Write the proportion equation
12,063,201.80 : 18,093,053.10 = 3,542,649.80 : x - Step 2: Convert to fraction form
12,063,201.80/18,093,053.10 = 3,542,649.80/x - Step 3: Cross multiply
12,063,201.80x = 18,093,053.10 × 3,542,649.80 - Step 4: Simplify right side
12,063,201.80x = 64,097,350,946,104.38 - Step 5: Solve for x
x = 64,097,350,946,104.38/12,063,201.80 - Step 6: Final answer
x = 5,313,460.89
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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.