Finding the Fourth Proportional to 8,439,739.07, 12,659,608.76 and 2,049,948.36
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Solution
The fourth proportional to 8,439,739.07, 12,659,608.76 and 2,049,948.36 is: 3,074,922.58
Step by Step Solution
- Step 1: Write the proportion equation
8,439,739.07 : 12,659,608.76 = 2,049,948.36 : x - Step 2: Convert to fraction form
8,439,739.07/12,659,608.76 = 2,049,948.36/x - Step 3: Cross multiply
8,439,739.07x = 12,659,608.76 × 2,049,948.36 - Step 4: Simplify right side
8,439,739.07x = 25,951,544,205,553.89 - Step 5: Solve for x
x = 25,951,544,205,553.89/8,439,739.07 - Step 6: Final answer
x = 3,074,922.58
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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.