Finding the Fourth Proportional to 7,193,013, 10,782,249.30 and 3,097,005.84
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Solution
The fourth proportional to 7,193,013, 10,782,249.30 and 3,097,005.84 is: 4,642,378.52
Step by Step Solution
- Step 1: Write the proportion equation
7,193,013 : 10,782,249.30 = 3,097,005.84 : x - Step 2: Convert to fraction form
7,193,013/10,782,249.30 = 3,097,005.84/x - Step 3: Cross multiply
7,193,013x = 10,782,249.30 × 3,097,005.84 - Step 4: Simplify right side
7,193,013x = 33,392,689,050,435.91 - Step 5: Solve for x
x = 33,392,689,050,435.91/7,193,013 - Step 6: Final answer
x = 4,642,378.52
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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.