Finding the Fourth Proportional to 9,831,742.14, 13,568,611.80 and 5,422,330.08
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Solution
The fourth proportional to 9,831,742.14, 13,568,611.80 and 5,422,330.08 is: 7,483,260.94
Step by Step Solution
- Step 1: Write the proportion equation
9,831,742.14 : 13,568,611.80 = 5,422,330.08 : x - Step 2: Convert to fraction form
9,831,742.14/13,568,611.80 = 5,422,330.08/x - Step 3: Cross multiply
9,831,742.14x = 13,568,611.80 × 5,422,330.08 - Step 4: Simplify right side
9,831,742.14x = 73,573,491,906,982.95 - Step 5: Solve for x
x = 73,573,491,906,982.95/9,831,742.14 - Step 6: Final answer
x = 7,483,260.94
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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.