Finding the Fourth Proportional to 17,691,806.36, 24,422,226.48 and 11,893,950.92
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Solution
The fourth proportional to 17,691,806.36, 24,422,226.48 and 11,893,950.92 is: 16,418,717.07
Step by Step Solution
- Step 1: Write the proportion equation
17,691,806.36 : 24,422,226.48 = 11,893,950.92 : x - Step 2: Convert to fraction form
17,691,806.36/24,422,226.48 = 11,893,950.92/x - Step 3: Cross multiply
17,691,806.36x = 24,422,226.48 × 11,893,950.92 - Step 4: Simplify right side
17,691,806.36x = 290,476,763,110,244.38 - Step 5: Solve for x
x = 290,476,763,110,244.38/17,691,806.36 - Step 6: Final answer
x = 16,418,717.07
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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.