Finding the Fourth Proportional to 5,691,969.01, 7,855,103.42 and 3,244,535.65
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Solution
The fourth proportional to 5,691,969.01, 7,855,103.42 and 3,244,535.65 is: 4,477,565.33
Step by Step Solution
- Step 1: Write the proportion equation
5,691,969.01 : 7,855,103.42 = 3,244,535.65 : x - Step 2: Convert to fraction form
5,691,969.01/7,855,103.42 = 3,244,535.65/x - Step 3: Cross multiply
5,691,969.01x = 7,855,103.42 × 3,244,535.65 - Step 4: Simplify right side
5,691,969.01x = 25,486,163,080,626.92 - Step 5: Solve for x
x = 25,486,163,080,626.92/5,691,969.01 - Step 6: Final answer
x = 4,477,565.33
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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.