Finding the Fourth Proportional to 53,392,450.69, 73,684,442.81 and 29,869,584.19
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Solution
The fourth proportional to 53,392,450.69, 73,684,442.81 and 29,869,584.19 is: 41,221,626.64
Step by Step Solution
- Step 1: Write the proportion equation
53,392,450.69 : 73,684,442.81 = 29,869,584.19 : x - Step 2: Convert to fraction form
53,392,450.69/73,684,442.81 = 29,869,584.19/x - Step 3: Cross multiply
53,392,450.69x = 73,684,442.81 × 29,869,584.19 - Step 4: Simplify right side
53,392,450.69x = 2,200,923,667,931,861.50 - Step 5: Solve for x
x = 2,200,923,667,931,861.50/53,392,450.69 - Step 6: Final answer
x = 41,221,626.64
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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.