Finding the Fourth Proportional to 11,136,346.20, 16,682,971.86 and 6,263,850.42
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Solution
The fourth proportional to 11,136,346.20, 16,682,971.86 and 6,263,850.42 is: 9,383,655.86
Step by Step Solution
- Step 1: Write the proportion equation
11,136,346.20 : 16,682,971.86 = 6,263,850.42 : x - Step 2: Convert to fraction form
11,136,346.20/16,682,971.86 = 6,263,850.42/x - Step 3: Cross multiply
11,136,346.20x = 16,682,971.86 × 6,263,850.42 - Step 4: Simplify right side
11,136,346.20x = 104,499,640,292,109.17 - Step 5: Solve for x
x = 104,499,640,292,109.17/11,136,346.20 - Step 6: Final answer
x = 9,383,655.86
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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.