Finding the Fourth Proportional to 19,275,350.78, 26,599,735.91 and 11,015,318.46
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Solution
The fourth proportional to 19,275,350.78, 26,599,735.91 and 11,015,318.46 is: 15,200,997.66
Step by Step Solution
- Step 1: Write the proportion equation
19,275,350.78 : 26,599,735.91 = 11,015,318.46 : x - Step 2: Convert to fraction form
19,275,350.78/26,599,735.91 = 11,015,318.46/x - Step 3: Cross multiply
19,275,350.78x = 26,599,735.91 × 11,015,318.46 - Step 4: Simplify right side
19,275,350.78x = 293,004,561,945,471.31 - Step 5: Solve for x
x = 293,004,561,945,471.31/19,275,350.78 - Step 6: Final answer
x = 15,200,997.66
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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.