Finding the Fourth Proportional to 24,202,693.35, 33,399,723.78 and 13,189,446.09
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Solution
The fourth proportional to 24,202,693.35, 33,399,723.78 and 13,189,446.09 is: 18,201,439.40
Step by Step Solution
- Step 1: Write the proportion equation
24,202,693.35 : 33,399,723.78 = 13,189,446.09 : x - Step 2: Convert to fraction form
24,202,693.35/33,399,723.78 = 13,189,446.09/x - Step 3: Cross multiply
24,202,693.35x = 33,399,723.78 × 13,189,446.09 - Step 4: Simplify right side
24,202,693.35x = 440,523,856,217,201 - Step 5: Solve for x
x = 440,523,856,217,201/24,202,693.35 - Step 6: Final answer
x = 18,201,439.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.