Finding the Fourth Proportional to 5,350,144.68, 8,011,515.60 and 2,951,323.20
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Solution
The fourth proportional to 5,350,144.68, 8,011,515.60 and 2,951,323.20 is: 4,419,426.63
Step by Step Solution
- Step 1: Write the proportion equation
5,350,144.68 : 8,011,515.60 = 2,951,323.20 : x - Step 2: Convert to fraction form
5,350,144.68/8,011,515.60 = 2,951,323.20/x - Step 3: Cross multiply
5,350,144.68x = 8,011,515.60 × 2,951,323.20 - Step 4: Simplify right side
5,350,144.68x = 23,644,571,857,441.92 - Step 5: Solve for x
x = 23,644,571,857,441.92/5,350,144.68 - Step 6: Final answer
x = 4,419,426.63
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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.