Finding the Fourth Proportional to 29,970,695.44, 41,359,559.21 and 16,219,659.57
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Solution
The fourth proportional to 29,970,695.44, 41,359,559.21 and 16,219,659.57 is: 22,383,129.94
Step by Step Solution
- Step 1: Write the proportion equation
29,970,695.44 : 41,359,559.21 = 16,219,659.57 : x - Step 2: Convert to fraction form
29,970,695.44/41,359,559.21 = 16,219,659.57/x - Step 3: Cross multiply
29,970,695.44x = 41,359,559.21 × 16,219,659.57 - Step 4: Simplify right side
29,970,695.44x = 670,837,970,351,458.12 - Step 5: Solve for x
x = 670,837,970,351,458.12/29,970,695.44 - Step 6: Final answer
x = 22,383,129.94
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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.