Finding the Fourth Proportional to 17,691,584.28, 24,421,919.36 and 11,893,728.75
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Solution
The fourth proportional to 17,691,584.28, 24,421,919.36 and 11,893,728.75 is: 16,418,410.01
Step by Step Solution
- Step 1: Write the proportion equation
17,691,584.28 : 24,421,919.36 = 11,893,728.75 : x - Step 2: Convert to fraction form
17,691,584.28/24,421,919.36 = 11,893,728.75/x - Step 3: Cross multiply
17,691,584.28x = 24,421,919.36 × 11,893,728.75 - Step 4: Simplify right side
17,691,584.28x = 290,467,684,422,213.56 - Step 5: Solve for x
x = 290,467,684,422,213.56/17,691,584.28 - Step 6: Final answer
x = 16,418,410.01
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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.