Finding the Fourth Proportional to 5,742,976.97, 7,925,361.37 and 3,164,750.01
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Solution
The fourth proportional to 5,742,976.97, 7,925,361.37 and 3,164,750.01 is: 4,367,384.30
Step by Step Solution
- Step 1: Write the proportion equation
5,742,976.97 : 7,925,361.37 = 3,164,750.01 : x - Step 2: Convert to fraction form
5,742,976.97/7,925,361.37 = 3,164,750.01/x - Step 3: Cross multiply
5,742,976.97x = 7,925,361.37 × 3,164,750.01 - Step 4: Simplify right side
5,742,976.97x = 25,081,787,467,049.23 - Step 5: Solve for x
x = 25,081,787,467,049.23/5,742,976.97 - Step 6: Final answer
x = 4,367,384.30
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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.