Finding the Fourth Proportional to 16,059,735.65, 22,162,825.92 and 8,717,869.73
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Solution
The fourth proportional to 16,059,735.65, 22,162,825.92 and 8,717,869.73 is: 12,030,872.32
Step by Step Solution
- Step 1: Write the proportion equation
16,059,735.65 : 22,162,825.92 = 8,717,869.73 : x - Step 2: Convert to fraction form
16,059,735.65/22,162,825.92 = 8,717,869.73/x - Step 3: Cross multiply
16,059,735.65x = 22,162,825.92 × 8,717,869.73 - Step 4: Simplify right side
16,059,735.65x = 193,212,629,108,413.28 - Step 5: Solve for x
x = 193,212,629,108,413.28/16,059,735.65 - Step 6: Final answer
x = 12,030,872.32
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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.