Finding the Fourth Proportional to 11,120,733.42, 16,682,474.07 and 3,930,784.62
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Solution
The fourth proportional to 11,120,733.42, 16,682,474.07 and 3,930,784.62 is: 5,896,662.57
Step by Step Solution
- Step 1: Write the proportion equation
11,120,733.42 : 16,682,474.07 = 3,930,784.62 : x - Step 2: Convert to fraction form
11,120,733.42/16,682,474.07 = 3,930,784.62/x - Step 3: Cross multiply
11,120,733.42x = 16,682,474.07 × 3,930,784.62 - Step 4: Simplify right side
11,120,733.42x = 65,575,212,497,904.80 - Step 5: Solve for x
x = 65,575,212,497,904.80/11,120,733.42 - Step 6: Final answer
x = 5,896,662.57
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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.