Finding the Fourth Proportional to 6,933,330.74, 9,568,174.10 and 4,180,194.69
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Solution
The fourth proportional to 6,933,330.74, 9,568,174.10 and 4,180,194.69 is: 5,768,775.80
Step by Step Solution
- Step 1: Write the proportion equation
6,933,330.74 : 9,568,174.10 = 4,180,194.69 : x - Step 2: Convert to fraction form
6,933,330.74/9,568,174.10 = 4,180,194.69/x - Step 3: Cross multiply
6,933,330.74x = 9,568,174.10 × 4,180,194.69 - Step 4: Simplify right side
6,933,330.74x = 39,996,830,544,914.55 - Step 5: Solve for x
x = 39,996,830,544,914.55/6,933,330.74 - Step 6: Final answer
x = 5,768,775.80
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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.