Finding the Fourth Proportional to 11,383,161.96, 17,074,745.84 and 3,187,011.68
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Solution
The fourth proportional to 11,383,161.96, 17,074,745.84 and 3,187,011.68 is: 4,780,518.33
Step by Step Solution
- Step 1: Write the proportion equation
11,383,161.96 : 17,074,745.84 = 3,187,011.68 : x - Step 2: Convert to fraction form
11,383,161.96/17,074,745.84 = 3,187,011.68/x - Step 3: Cross multiply
11,383,161.96x = 17,074,745.84 × 3,187,011.68 - Step 4: Simplify right side
11,383,161.96x = 54,417,414,323,802.62 - Step 5: Solve for x
x = 54,417,414,323,802.62/11,383,161.96 - Step 6: Final answer
x = 4,780,518.33
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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.