Finding the Fourth Proportional to 29,162,121.48, 40,244,065.38 and 16,109,109.99
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Solution
The fourth proportional to 29,162,121.48, 40,244,065.38 and 16,109,109.99 is: 22,230,758.35
Step by Step Solution
- Step 1: Write the proportion equation
29,162,121.48 : 40,244,065.38 = 16,109,109.99 : x - Step 2: Convert to fraction form
29,162,121.48/40,244,065.38 = 16,109,109.99/x - Step 3: Cross multiply
29,162,121.48x = 40,244,065.38 × 16,109,109.99 - Step 4: Simplify right side
29,162,121.48x = 648,296,075,651,171.25 - Step 5: Solve for x
x = 648,296,075,651,171.25/29,162,121.48 - Step 6: Final answer
x = 22,230,758.35
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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.