Finding the Fourth Proportional to 35,640,343.54, 49,183,694.28 and 19,342,819.54
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Solution
The fourth proportional to 35,640,343.54, 49,183,694.28 and 19,342,819.54 is: 26,693,101.93
Step by Step Solution
- Step 1: Write the proportion equation
35,640,343.54 : 49,183,694.28 = 19,342,819.54 : x - Step 2: Convert to fraction form
35,640,343.54/49,183,694.28 = 19,342,819.54/x - Step 3: Cross multiply
35,640,343.54x = 49,183,694.28 × 19,342,819.54 - Step 4: Simplify right side
35,640,343.54x = 951,351,322,768,570.25 - Step 5: Solve for x
x = 951,351,322,768,570.25/35,640,343.54 - Step 6: Final answer
x = 26,693,101.93
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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.