Finding the Fourth Proportional to 6,890,624.74, 10,336,882.99 and 2,340,451.98
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Solution
The fourth proportional to 6,890,624.74, 10,336,882.99 and 2,340,451.98 is: 3,510,999.25
Step by Step Solution
- Step 1: Write the proportion equation
6,890,624.74 : 10,336,882.99 = 2,340,451.98 : x - Step 2: Convert to fraction form
6,890,624.74/10,336,882.99 = 2,340,451.98/x - Step 3: Cross multiply
6,890,624.74x = 10,336,882.99 × 2,340,451.98 - Step 4: Simplify right side
6,890,624.74x = 24,192,978,260,973.82 - Step 5: Solve for x
x = 24,192,978,260,973.82/6,890,624.74 - Step 6: Final answer
x = 3,510,999.25
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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.