Finding the Fourth Proportional to 11,194,330.21, 16,791,589.38 and 3,107,936.38
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Solution
The fourth proportional to 11,194,330.21, 16,791,589.38 and 3,107,936.38 is: 4,661,930.69
Step by Step Solution
- Step 1: Write the proportion equation
11,194,330.21 : 16,791,589.38 = 3,107,936.38 : x - Step 2: Convert to fraction form
11,194,330.21/16,791,589.38 = 3,107,936.38/x - Step 3: Cross multiply
11,194,330.21x = 16,791,589.38 × 3,107,936.38 - Step 4: Simplify right side
11,194,330.21x = 52,187,191,512,123.64 - Step 5: Solve for x
x = 52,187,191,512,123.64/11,194,330.21 - Step 6: Final answer
x = 4,661,930.69
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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.