Finding the Fourth Proportional to 13,263,494.21, 19,895,239.63 and 3,678,872.69
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Solution
The fourth proportional to 13,263,494.21, 19,895,239.63 and 3,678,872.69 is: 5,518,308.56
Step by Step Solution
- Step 1: Write the proportion equation
13,263,494.21 : 19,895,239.63 = 3,678,872.69 : x - Step 2: Convert to fraction form
13,263,494.21/19,895,239.63 = 3,678,872.69/x - Step 3: Cross multiply
13,263,494.21x = 19,895,239.63 × 3,678,872.69 - Step 4: Simplify right side
13,263,494.21x = 73,192,053,617,942.14 - Step 5: Solve for x
x = 73,192,053,617,942.14/13,263,494.21 - Step 6: Final answer
x = 5,518,308.56
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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.