Finding the Fourth Proportional to 24,624,782.72, 33,982,128.96 and 13,759,775.36
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Solution
The fourth proportional to 24,624,782.72, 33,982,128.96 and 13,759,775.36 is: 18,988,450.22
Step by Step Solution
- Step 1: Write the proportion equation
24,624,782.72 : 33,982,128.96 = 13,759,775.36 : x - Step 2: Convert to fraction form
24,624,782.72/33,982,128.96 = 13,759,775.36/x - Step 3: Cross multiply
24,624,782.72x = 33,982,128.96 × 13,759,775.36 - Step 4: Simplify right side
24,624,782.72x = 467,586,460,744,150.44 - Step 5: Solve for x
x = 467,586,460,744,150.44/24,624,782.72 - Step 6: Final answer
x = 18,988,450.22
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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.