Finding the Fourth Proportional to 37,040,306.05, 55,542,278.22 and 18,322,988.03
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Solution
The fourth proportional to 37,040,306.05, 55,542,278.22 and 18,322,988.03 is: 27,475,488.39
Step by Step Solution
- Step 1: Write the proportion equation
37,040,306.05 : 55,542,278.22 = 18,322,988.03 : x - Step 2: Convert to fraction form
37,040,306.05/55,542,278.22 = 18,322,988.03/x - Step 3: Cross multiply
37,040,306.05x = 55,542,278.22 × 18,322,988.03 - Step 4: Simplify right side
37,040,306.05x = 1,017,700,498,976,828 - Step 5: Solve for x
x = 1,017,700,498,976,828/37,040,306.05 - Step 6: Final answer
x = 27,475,488.39
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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.