Finding the Fourth Proportional to 17,894,515.86, 24,694,715.97 and 10,159,400.34
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Solution
The fourth proportional to 17,894,515.86, 24,694,715.97 and 10,159,400.34 is: 14,020,133.75
Step by Step Solution
- Step 1: Write the proportion equation
17,894,515.86 : 24,694,715.97 = 10,159,400.34 : x - Step 2: Convert to fraction form
17,894,515.86/24,694,715.97 = 10,159,400.34/x - Step 3: Cross multiply
17,894,515.86x = 24,694,715.97 × 10,159,400.34 - Step 4: Simplify right side
17,894,515.86x = 250,883,505,821,821.41 - Step 5: Solve for x
x = 250,883,505,821,821.41/17,894,515.86 - Step 6: Final answer
x = 14,020,133.75
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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.