Finding the Fourth Proportional to 5,440,103.62, 7,507,105.80 and 2,992,559.41
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Solution
The fourth proportional to 5,440,103.62, 7,507,105.80 and 2,992,559.41 is: 4,129,601.51
Step by Step Solution
- Step 1: Write the proportion equation
5,440,103.62 : 7,507,105.80 = 2,992,559.41 : x - Step 2: Convert to fraction form
5,440,103.62/7,507,105.80 = 2,992,559.41/x - Step 3: Cross multiply
5,440,103.62x = 7,507,105.80 × 2,992,559.41 - Step 4: Simplify right side
5,440,103.62x = 22,465,460,103,655.58 - Step 5: Solve for x
x = 22,465,460,103,655.58/5,440,103.62 - Step 6: Final answer
x = 4,129,601.51
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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.