Finding the Fourth Proportional to 17,691,662.62, 24,422,027.34 and 11,893,807
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Solution
The fourth proportional to 17,691,662.62, 24,422,027.34 and 11,893,807 is: 16,418,517.92
Step by Step Solution
- Step 1: Write the proportion equation
17,691,662.62 : 24,422,027.34 = 11,893,807 : x - Step 2: Convert to fraction form
17,691,662.62/24,422,027.34 = 11,893,807/x - Step 3: Cross multiply
17,691,662.62x = 24,422,027.34 × 11,893,807 - Step 4: Simplify right side
17,691,662.62x = 290,470,879,730,683.38 - Step 5: Solve for x
x = 290,470,879,730,683.38/17,691,662.62 - Step 6: Final answer
x = 16,418,517.92
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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.