Finding the Fourth Proportional to 19,275,350.98, 26,599,736.20 and 11,015,318.68
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Solution
The fourth proportional to 19,275,350.98, 26,599,736.20 and 11,015,318.68 is: 15,200,997.97
Step by Step Solution
- Step 1: Write the proportion equation
19,275,350.98 : 26,599,736.20 = 11,015,318.68 : x - Step 2: Convert to fraction form
19,275,350.98/26,599,736.20 = 11,015,318.68/x - Step 3: Cross multiply
19,275,350.98x = 26,599,736.20 × 11,015,318.68 - Step 4: Simplify right side
19,275,350.98x = 293,004,571,046,932.19 - Step 5: Solve for x
x = 293,004,571,046,932.19/19,275,350.98 - Step 6: Final answer
x = 15,200,997.97
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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.