Finding the Fourth Proportional to 13,448,242.24, 20,170,198.02 and 3,861,440.26
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Solution
The fourth proportional to 13,448,242.24, 20,170,198.02 and 3,861,440.26 is: 5,791,538.65
Step by Step Solution
- Step 1: Write the proportion equation
13,448,242.24 : 20,170,198.02 = 3,861,440.26 : x - Step 2: Convert to fraction form
13,448,242.24/20,170,198.02 = 3,861,440.26/x - Step 3: Cross multiply
13,448,242.24x = 20,170,198.02 × 3,861,440.26 - Step 4: Simplify right side
13,448,242.24x = 77,886,014,650,655.19 - Step 5: Solve for x
x = 77,886,014,650,655.19/13,448,242.24 - Step 6: Final answer
x = 5,791,538.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.