Finding the Fourth Proportional to 19,728,793.97, 27,224,637.46 and 10,907,735.26
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Solution
The fourth proportional to 19,728,793.97, 27,224,637.46 and 10,907,735.26 is: 15,052,067.47
Step by Step Solution
- Step 1: Write the proportion equation
19,728,793.97 : 27,224,637.46 = 10,907,735.26 : x - Step 2: Convert to fraction form
19,728,793.97/27,224,637.46 = 10,907,735.26/x - Step 3: Cross multiply
19,728,793.97x = 27,224,637.46 × 10,907,735.26 - Step 4: Simplify right side
19,728,793.97x = 296,959,137,963,158.81 - Step 5: Solve for x
x = 296,959,137,963,158.81/19,728,793.97 - Step 6: Final answer
x = 15,052,067.47
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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.