Finding the Fourth Proportional to 32,256,942.20, 48,385,413.30 and 8,322,414.20
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Solution
The fourth proportional to 32,256,942.20, 48,385,413.30 and 8,322,414.20 is: 12,483,621.30
Step by Step Solution
- Step 1: Write the proportion equation
32,256,942.20 : 48,385,413.30 = 8,322,414.20 : x - Step 2: Convert to fraction form
32,256,942.20/48,385,413.30 = 8,322,414.20/x - Step 3: Cross multiply
32,256,942.20x = 48,385,413.30 × 8,322,414.20 - Step 4: Simplify right side
32,256,942.20x = 402,683,450,720,788.88 - Step 5: Solve for x
x = 402,683,450,720,788.88/32,256,942.20 - Step 6: Final answer
x = 12,483,621.30
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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.