Finding the Fourth Proportional to 22,143,570.26, 30,558,145.99 and 12,354,015.97
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Solution
The fourth proportional to 22,143,570.26, 30,558,145.99 and 12,354,015.97 is: 17,048,552.65
Step by Step Solution
- Step 1: Write the proportion equation
22,143,570.26 : 30,558,145.99 = 12,354,015.97 : x - Step 2: Convert to fraction form
22,143,570.26/30,558,145.99 = 12,354,015.97/x - Step 3: Cross multiply
22,143,570.26x = 30,558,145.99 × 12,354,015.97 - Step 4: Simplify right side
22,143,570.26x = 377,515,823,397,898.81 - Step 5: Solve for x
x = 377,515,823,397,898.81/22,143,570.26 - Step 6: Final answer
x = 17,048,552.65
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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.