Finding the Fourth Proportional to 6,831,444.26, 10,232,993.91 and 3,982,916.90
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Solution
The fourth proportional to 6,831,444.26, 10,232,993.91 and 3,982,916.90 is: 5,966,112.41
Step by Step Solution
- Step 1: Write the proportion equation
6,831,444.26 : 10,232,993.91 = 3,982,916.90 : x - Step 2: Convert to fraction form
6,831,444.26/10,232,993.91 = 3,982,916.90/x - Step 3: Cross multiply
6,831,444.26x = 10,232,993.91 × 3,982,916.90 - Step 4: Simplify right side
6,831,444.26x = 40,757,164,381,736.08 - Step 5: Solve for x
x = 40,757,164,381,736.08/6,831,444.26 - Step 6: Final answer
x = 5,966,112.41
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1.5x scale
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.