Finding the Fourth Proportional to 29,554,163.20, 44,256,595.20 and 19,401,817.60
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Solution
The fourth proportional to 29,554,163.20, 44,256,595.20 and 19,401,817.60 is: 29,053,720.18
Step by Step Solution
- Step 1: Write the proportion equation
29,554,163.20 : 44,256,595.20 = 19,401,817.60 : x - Step 2: Convert to fraction form
29,554,163.20/44,256,595.20 = 19,401,817.60/x - Step 3: Cross multiply
29,554,163.20x = 44,256,595.20 × 19,401,817.60 - Step 4: Simplify right side
29,554,163.20x = 858,658,387,667,435.62 - Step 5: Solve for x
x = 858,658,387,667,435.62/29,554,163.20 - Step 6: Final answer
x = 29,053,720.18
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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.