Finding the Fourth Proportional to 18,350,855.60, 27,524,506.46 and 5,571,471.02
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Solution
The fourth proportional to 18,350,855.60, 27,524,506.46 and 5,571,471.02 is: 8,356,667.03
Step by Step Solution
- Step 1: Write the proportion equation
18,350,855.60 : 27,524,506.46 = 5,571,471.02 : x - Step 2: Convert to fraction form
18,350,855.60/27,524,506.46 = 5,571,471.02/x - Step 3: Cross multiply
18,350,855.60x = 27,524,506.46 × 5,571,471.02 - Step 4: Simplify right side
18,350,855.60x = 153,351,989,916,212.88 - Step 5: Solve for x
x = 153,351,989,916,212.88/18,350,855.60 - Step 6: Final answer
x = 8,356,667.03
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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.