Finding the Fourth Proportional to 11,255,913.99, 16,879,735.17 and 3,867,866.37
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Solution
The fourth proportional to 11,255,913.99, 16,879,735.17 and 3,867,866.37 is: 5,800,378.37
Step by Step Solution
- Step 1: Write the proportion equation
11,255,913.99 : 16,879,735.17 = 3,867,866.37 : x - Step 2: Convert to fraction form
11,255,913.99/16,879,735.17 = 3,867,866.37/x - Step 3: Cross multiply
11,255,913.99x = 16,879,735.17 × 3,867,866.37 - Step 4: Simplify right side
11,255,913.99x = 65,288,559,998,549.24 - Step 5: Solve for x
x = 65,288,559,998,549.24/11,255,913.99 - Step 6: Final answer
x = 5,800,378.37
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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.