Finding the Fourth Proportional to 12,114,626.21, 18,183,910.54 and 5,295,905.97
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Solution
The fourth proportional to 12,114,626.21, 18,183,910.54 and 5,295,905.97 is: 7,949,092.17
Step by Step Solution
- Step 1: Write the proportion equation
12,114,626.21 : 18,183,910.54 = 5,295,905.97 : x - Step 2: Convert to fraction form
12,114,626.21/18,183,910.54 = 5,295,905.97/x - Step 3: Cross multiply
12,114,626.21x = 18,183,910.54 × 5,295,905.97 - Step 4: Simplify right side
12,114,626.21x = 96,300,280,386,731.92 - Step 5: Solve for x
x = 96,300,280,386,731.92/12,114,626.21 - Step 6: Final answer
x = 7,949,092.17
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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.