Finding the Fourth Proportional to 11,747,586.80, 17,622,322.11 and 4,464,535.65
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Solution
The fourth proportional to 11,747,586.80, 17,622,322.11 and 4,464,535.65 is: 6,697,161.44
Step by Step Solution
- Step 1: Write the proportion equation
11,747,586.80 : 17,622,322.11 = 4,464,535.65 : x - Step 2: Convert to fraction form
11,747,586.80/17,622,322.11 = 4,464,535.65/x - Step 3: Cross multiply
11,747,586.80x = 17,622,322.11 × 4,464,535.65 - Step 4: Simplify right side
11,747,586.80x = 78,675,485,295,878.22 - Step 5: Solve for x
x = 78,675,485,295,878.22/11,747,586.80 - Step 6: Final answer
x = 6,697,161.44
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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.