Finding the Fourth Proportional to 25,919,745.06, 38,879,351.30 and 14,982,975.68
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Solution
The fourth proportional to 25,919,745.06, 38,879,351.30 and 14,982,975.68 is: 22,474,309.59
Step by Step Solution
- Step 1: Write the proportion equation
25,919,745.06 : 38,879,351.30 = 14,982,975.68 : x - Step 2: Convert to fraction form
25,919,745.06/38,879,351.30 = 14,982,975.68/x - Step 3: Cross multiply
25,919,745.06x = 38,879,351.30 × 14,982,975.68 - Step 4: Simplify right side
25,919,745.06x = 582,528,374,892,318.75 - Step 5: Solve for x
x = 582,528,374,892,318.75/25,919,745.06 - Step 6: Final answer
x = 22,474,309.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.