Finding the Fourth Proportional to 8,000,161.44, 11,040,252.05 and 4,329,078.05
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Solution
The fourth proportional to 8,000,161.44, 11,040,252.05 and 4,329,078.05 is: 5,974,143.53
Step by Step Solution
- Step 1: Write the proportion equation
8,000,161.44 : 11,040,252.05 = 4,329,078.05 : x - Step 2: Convert to fraction form
8,000,161.44/11,040,252.05 = 4,329,078.05/x - Step 3: Cross multiply
8,000,161.44x = 11,040,252.05 × 4,329,078.05 - Step 4: Simplify right side
8,000,161.44x = 47,794,112,739,275.85 - Step 5: Solve for x
x = 47,794,112,739,275.85/8,000,161.44 - Step 6: Final answer
x = 5,974,143.53
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1.5x scale
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.