Finding the Fourth Proportional to 7,744,005.24, 10,686,986.91 and 4,259,491.44
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Solution
The fourth proportional to 7,744,005.24, 10,686,986.91 and 4,259,491.44 is: 5,878,241.02
Step by Step Solution
- Step 1: Write the proportion equation
7,744,005.24 : 10,686,986.91 = 4,259,491.44 : x - Step 2: Convert to fraction form
7,744,005.24/10,686,986.91 = 4,259,491.44/x - Step 3: Cross multiply
7,744,005.24x = 10,686,986.91 × 4,259,491.44 - Step 4: Simplify right side
7,744,005.24x = 45,521,129,262,537.05 - Step 5: Solve for x
x = 45,521,129,262,537.05/7,744,005.24 - Step 6: Final answer
x = 5,878,241.02
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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.