Finding the Fourth Proportional to 7,047,229.80, 10,571,542.38 and 2,253,714.60
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Solution
The fourth proportional to 7,047,229.80, 10,571,542.38 and 2,253,714.60 is: 3,380,795.02
Step by Step Solution
- Step 1: Write the proportion equation
7,047,229.80 : 10,571,542.38 = 2,253,714.60 : x - Step 2: Convert to fraction form
7,047,229.80/10,571,542.38 = 2,253,714.60/x - Step 3: Cross multiply
7,047,229.80x = 10,571,542.38 × 2,253,714.60 - Step 4: Simplify right side
7,047,229.80x = 23,825,239,406,324.75 - Step 5: Solve for x
x = 23,825,239,406,324.75/7,047,229.80 - Step 6: Final answer
x = 3,380,795.02
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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.