Finding the Fourth Proportional to 8,763,129.95, 12,093,156.85 and 4,789,481.41
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Solution
The fourth proportional to 8,763,129.95, 12,093,156.85 and 4,789,481.41 is: 6,609,504.85
Step by Step Solution
- Step 1: Write the proportion equation
8,763,129.95 : 12,093,156.85 = 4,789,481.41 : x - Step 2: Convert to fraction form
8,763,129.95/12,093,156.85 = 4,789,481.41/x - Step 3: Cross multiply
8,763,129.95x = 12,093,156.85 × 4,789,481.41 - Step 4: Simplify right side
8,763,129.95x = 57,919,949,860,823.38 - Step 5: Solve for x
x = 57,919,949,860,823.38/8,763,129.95 - Step 6: Final answer
x = 6,609,504.85
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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.