Finding the Fourth Proportional to 7,412,939.68, 11,120,238.96 and 2,363,078.56
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Solution
The fourth proportional to 7,412,939.68, 11,120,238.96 and 2,363,078.56 is: 3,544,882.25
Step by Step Solution
- Step 1: Write the proportion equation
7,412,939.68 : 11,120,238.96 = 2,363,078.56 : x - Step 2: Convert to fraction form
7,412,939.68/11,120,238.96 = 2,363,078.56/x - Step 3: Cross multiply
7,412,939.68x = 11,120,238.96 × 2,363,078.56 - Step 4: Simplify right side
7,412,939.68x = 26,277,998,268,452.70 - Step 5: Solve for x
x = 26,277,998,268,452.70/7,412,939.68 - Step 6: Final answer
x = 3,544,882.25
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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.