Finding the Fourth Proportional to 8,603,556.88, 12,907,279.56 and 2,846,276.98
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Solution
The fourth proportional to 8,603,556.88, 12,907,279.56 and 2,846,276.98 is: 4,270,058.67
Step by Step Solution
- Step 1: Write the proportion equation
8,603,556.88 : 12,907,279.56 = 2,846,276.98 : x - Step 2: Convert to fraction form
8,603,556.88/12,907,279.56 = 2,846,276.98/x - Step 3: Cross multiply
8,603,556.88x = 12,907,279.56 × 2,846,276.98 - Step 4: Simplify right side
8,603,556.88x = 36,737,692,686,052.53 - Step 5: Solve for x
x = 36,737,692,686,052.53/8,603,556.88 - Step 6: Final answer
x = 4,270,058.67
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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.