Finding the Fourth Proportional to 5,973,171.40, 8,243,466.42 and 3,395,660.68
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Solution
The fourth proportional to 5,973,171.40, 8,243,466.42 and 3,395,660.68 is: 4,686,290.23
Step by Step Solution
- Step 1: Write the proportion equation
5,973,171.40 : 8,243,466.42 = 3,395,660.68 : x - Step 2: Convert to fraction form
5,973,171.40/8,243,466.42 = 3,395,660.68/x - Step 3: Cross multiply
5,973,171.40x = 8,243,466.42 × 3,395,660.68 - Step 4: Simplify right side
5,973,171.40x = 27,992,014,789,294.37 - Step 5: Solve for x
x = 27,992,014,789,294.37/5,973,171.40 - Step 6: Final answer
x = 4,686,290.23
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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.