Finding the Fourth Proportional to 8,242,450.92, 12,364,266.47 and 2,177,121.92
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Solution
The fourth proportional to 8,242,450.92, 12,364,266.47 and 2,177,121.92 is: 3,265,838.73
Step by Step Solution
- Step 1: Write the proportion equation
8,242,450.92 : 12,364,266.47 = 2,177,121.92 : x - Step 2: Convert to fraction form
8,242,450.92/12,364,266.47 = 2,177,121.92/x - Step 3: Cross multiply
8,242,450.92x = 12,364,266.47 × 2,177,121.92 - Step 4: Simplify right side
8,242,450.92x = 26,918,515,483,851.08 - Step 5: Solve for x
x = 26,918,515,483,851.08/8,242,450.92 - Step 6: Final answer
x = 3,265,838.73
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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.