Finding the Fourth Proportional to 25,919,745.60, 38,879,352.11 and 14,982,976.26
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Solution
The fourth proportional to 25,919,745.60, 38,879,352.11 and 14,982,976.26 is: 22,474,310.46
Step by Step Solution
- Step 1: Write the proportion equation
25,919,745.60 : 38,879,352.11 = 14,982,976.26 : x - Step 2: Convert to fraction form
25,919,745.60/38,879,352.11 = 14,982,976.26/x - Step 3: Cross multiply
25,919,745.60x = 38,879,352.11 × 14,982,976.26 - Step 4: Simplify right side
25,919,745.60x = 582,528,409,705,768.25 - Step 5: Solve for x
x = 582,528,409,705,768.25/25,919,745.60 - Step 6: Final answer
x = 22,474,310.46
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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.