Finding the Fourth Proportional to 7,805,241.74, 11,707,797.20 and 6,100,818.54
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Solution
The fourth proportional to 7,805,241.74, 11,707,797.20 and 6,100,818.54 is: 9,151,176.69
Step by Step Solution
- Step 1: Write the proportion equation
7,805,241.74 : 11,707,797.20 = 6,100,818.54 : x - Step 2: Convert to fraction form
7,805,241.74/11,707,797.20 = 6,100,818.54/x - Step 3: Cross multiply
7,805,241.74x = 11,707,797.20 × 6,100,818.54 - Step 4: Simplify right side
7,805,241.74x = 71,427,146,189,816 - Step 5: Solve for x
x = 71,427,146,189,816/7,805,241.74 - Step 6: Final answer
x = 9,151,176.69
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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.