Finding the Fourth Proportional to 11,469,073.23, 17,203,982.45 and 3,381,370.65
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Solution
The fourth proportional to 11,469,073.23, 17,203,982.45 and 3,381,370.65 is: 5,072,165.83
Step by Step Solution
- Step 1: Write the proportion equation
11,469,073.23 : 17,203,982.45 = 3,381,370.65 : x - Step 2: Convert to fraction form
11,469,073.23/17,203,982.45 = 3,381,370.65/x - Step 3: Cross multiply
11,469,073.23x = 17,203,982.45 × 3,381,370.65 - Step 4: Simplify right side
11,469,073.23x = 58,173,041,302,638.24 - Step 5: Solve for x
x = 58,173,041,302,638.24/11,469,073.23 - Step 6: Final answer
x = 5,072,165.83
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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.