Finding the Fourth Proportional to 18,647,370.32, 27,971,014.84 and 5,868,992.08
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Solution
The fourth proportional to 18,647,370.32, 27,971,014.84 and 5,868,992.08 is: 8,803,475.33
Step by Step Solution
- Step 1: Write the proportion equation
18,647,370.32 : 27,971,014.84 = 5,868,992.08 : x - Step 2: Convert to fraction form
18,647,370.32/27,971,014.84 = 5,868,992.08/x - Step 3: Cross multiply
18,647,370.32x = 27,971,014.84 × 5,868,992.08 - Step 4: Simplify right side
18,647,370.32x = 164,161,664,565,522.47 - Step 5: Solve for x
x = 164,161,664,565,522.47/18,647,370.32 - Step 6: Final answer
x = 8,803,475.33
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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.