Finding the Fourth Proportional to 39,649,458.84, 59,472,879.54 and 16,305,393.84
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Solution
The fourth proportional to 39,649,458.84, 59,472,879.54 and 16,305,393.84 is: 24,457,552.56
Step by Step Solution
- Step 1: Write the proportion equation
39,649,458.84 : 59,472,879.54 = 16,305,393.84 : x - Step 2: Convert to fraction form
39,649,458.84/59,472,879.54 = 16,305,393.84/x - Step 3: Cross multiply
39,649,458.84x = 59,472,879.54 × 16,305,393.84 - Step 4: Simplify right side
39,649,458.84x = 969,728,723,698,578 - Step 5: Solve for x
x = 969,728,723,698,578/39,649,458.84 - Step 6: Final answer
x = 24,457,552.56
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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.