Finding the Fourth Proportional to 39,454,234.65, 54,446,707.49 and 22,050,579.92
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Solution
The fourth proportional to 39,454,234.65, 54,446,707.49 and 22,050,579.92 is: 30,429,724.09
Step by Step Solution
- Step 1: Write the proportion equation
39,454,234.65 : 54,446,707.49 = 22,050,579.92 : x - Step 2: Convert to fraction form
39,454,234.65/54,446,707.49 = 22,050,579.92/x - Step 3: Cross multiply
39,454,234.65x = 54,446,707.49 × 22,050,579.92 - Step 4: Simplify right side
39,454,234.65x = 1,200,581,474,506,621 - Step 5: Solve for x
x = 1,200,581,474,506,621/39,454,234.65 - Step 6: Final answer
x = 30,429,724.09
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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.