Finding the Fourth Proportional to 11,136,347.20, 16,682,973.36 and 6,263,851.42
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Solution
The fourth proportional to 11,136,347.20, 16,682,973.36 and 6,263,851.42 is: 9,383,657.36
Step by Step Solution
- Step 1: Write the proportion equation
11,136,347.20 : 16,682,973.36 = 6,263,851.42 : x - Step 2: Convert to fraction form
11,136,347.20/16,682,973.36 = 6,263,851.42/x - Step 3: Cross multiply
11,136,347.20x = 16,682,973.36 × 6,263,851.42 - Step 4: Simplify right side
11,136,347.20x = 104,499,666,370,858.17 - Step 5: Solve for x
x = 104,499,666,370,858.17/11,136,347.20 - Step 6: Final answer
x = 9,383,657.36
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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.