Finding the Fourth Proportional to 36,349,468.20, 54,457,847.10 and 22,149,455.40
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Solution
The fourth proportional to 36,349,468.20, 54,457,847.10 and 22,149,455.40 is: 33,183,749.73
Step by Step Solution
- Step 1: Write the proportion equation
36,349,468.20 : 54,457,847.10 = 22,149,455.40 : x - Step 2: Convert to fraction form
36,349,468.20/54,457,847.10 = 22,149,455.40/x - Step 3: Cross multiply
36,349,468.20x = 54,457,847.10 × 22,149,455.40 - Step 4: Simplify right side
36,349,468.20x = 1,206,211,655,521,469.25 - Step 5: Solve for x
x = 1,206,211,655,521,469.25/36,349,468.20 - Step 6: Final answer
x = 33,183,749.73
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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.