Finding the Fourth Proportional to 11,238,247.29, 16,855,471.21 and 3,149,362.65
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Solution
The fourth proportional to 11,238,247.29, 16,855,471.21 and 3,149,362.65 is: 4,723,511.60
Step by Step Solution
- Step 1: Write the proportion equation
11,238,247.29 : 16,855,471.21 = 3,149,362.65 : x - Step 2: Convert to fraction form
11,238,247.29/16,855,471.21 = 3,149,362.65/x - Step 3: Cross multiply
11,238,247.29x = 16,855,471.21 × 3,149,362.65 - Step 4: Simplify right side
11,238,247.29x = 53,083,991,476,924.30 - Step 5: Solve for x
x = 53,083,991,476,924.30/11,238,247.29 - Step 6: Final answer
x = 4,723,511.60
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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.