Finding the Fourth Proportional to 11,197,247.40, 16,795,871.10 and 4,806,412.20
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Solution
The fourth proportional to 11,197,247.40, 16,795,871.10 and 4,806,412.20 is: 7,209,618.30
Step by Step Solution
- Step 1: Write the proportion equation
11,197,247.40 : 16,795,871.10 = 4,806,412.20 : x - Step 2: Convert to fraction form
11,197,247.40/16,795,871.10 = 4,806,412.20/x - Step 3: Cross multiply
11,197,247.40x = 16,795,871.10 × 4,806,412.20 - Step 4: Simplify right side
11,197,247.40x = 80,727,879,764,667.44 - Step 5: Solve for x
x = 80,727,879,764,667.44/11,197,247.40 - Step 6: Final answer
x = 7,209,618.30
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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.