Finding the Fourth Proportional to 7,789,191.82, 11,673,343.95 and 6,062,147.08
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Solution
The fourth proportional to 7,789,191.82, 11,673,343.95 and 6,062,147.08 is: 9,085,092.47
Step by Step Solution
- Step 1: Write the proportion equation
7,789,191.82 : 11,673,343.95 = 6,062,147.08 : x - Step 2: Convert to fraction form
7,789,191.82/11,673,343.95 = 6,062,147.08/x - Step 3: Cross multiply
7,789,191.82x = 11,673,343.95 × 6,062,147.08 - Step 4: Simplify right side
7,789,191.82x = 70,765,527,940,328.16 - Step 5: Solve for x
x = 70,765,527,940,328.16/7,789,191.82 - Step 6: Final answer
x = 9,085,092.47
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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.