Finding the Fourth Proportional to 29,228,469.70, 43,842,704.55 and 12,183,477.70
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Solution
The fourth proportional to 29,228,469.70, 43,842,704.55 and 12,183,477.70 is: 18,275,216.55
Step by Step Solution
- Step 1: Write the proportion equation
29,228,469.70 : 43,842,704.55 = 12,183,477.70 : x - Step 2: Convert to fraction form
29,228,469.70/43,842,704.55 = 12,183,477.70/x - Step 3: Cross multiply
29,228,469.70x = 43,842,704.55 × 12,183,477.70 - Step 4: Simplify right side
29,228,469.70x = 534,156,613,192,613.44 - Step 5: Solve for x
x = 534,156,613,192,613.44/29,228,469.70 - Step 6: Final answer
x = 18,275,216.55
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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.