Finding the Fourth Proportional to 10,586,220.44, 15,879,428.22 and 3,013,184.12
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Solution
The fourth proportional to 10,586,220.44, 15,879,428.22 and 3,013,184.12 is: 4,519,803.95
Step by Step Solution
- Step 1: Write the proportion equation
10,586,220.44 : 15,879,428.22 = 3,013,184.12 : x - Step 2: Convert to fraction form
10,586,220.44/15,879,428.22 = 3,013,184.12/x - Step 3: Cross multiply
10,586,220.44x = 15,879,428.22 × 3,013,184.12 - Step 4: Simplify right side
10,586,220.44x = 47,847,640,947,183.87 - Step 5: Solve for x
x = 47,847,640,947,183.87/10,586,220.44 - Step 6: Final answer
x = 4,519,803.95
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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.