Finding the Fourth Proportional to 10,253,739.36, 15,383,975.76 and 4,193,567.76
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Solution
The fourth proportional to 10,253,739.36, 15,383,975.76 and 4,193,567.76 is: 6,291,728.56
Step by Step Solution
- Step 1: Write the proportion equation
10,253,739.36 : 15,383,975.76 = 4,193,567.76 : x - Step 2: Convert to fraction form
10,253,739.36/15,383,975.76 = 4,193,567.76/x - Step 3: Cross multiply
10,253,739.36x = 15,383,975.76 × 4,193,567.76 - Step 4: Simplify right side
10,253,739.36x = 64,513,744,767,757.49 - Step 5: Solve for x
x = 64,513,744,767,757.49/10,253,739.36 - Step 6: Final answer
x = 6,291,728.56
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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.