Finding the Fourth Proportional to 26,499,481.54, 39,749,236.17 and 8,305,093.76
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Solution
The fourth proportional to 26,499,481.54, 39,749,236.17 and 8,305,093.76 is: 12,457,644.98
Step by Step Solution
- Step 1: Write the proportion equation
26,499,481.54 : 39,749,236.17 = 8,305,093.76 : x - Step 2: Convert to fraction form
26,499,481.54/39,749,236.17 = 8,305,093.76/x - Step 3: Cross multiply
26,499,481.54x = 39,749,236.17 × 8,305,093.76 - Step 4: Simplify right side
26,499,481.54x = 330,121,133,174,122.25 - Step 5: Solve for x
x = 330,121,133,174,122.25/26,499,481.54 - Step 6: Final answer
x = 12,457,644.98
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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.