Finding the Fourth Proportional to 18,269,825.87, 27,387,573.29 and 6,130,776.06
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Solution
The fourth proportional to 18,269,825.87, 27,387,573.29 and 6,130,776.06 is: 9,190,403.88
Step by Step Solution
- Step 1: Write the proportion equation
18,269,825.87 : 27,387,573.29 = 6,130,776.06 : x - Step 2: Convert to fraction form
18,269,825.87/27,387,573.29 = 6,130,776.06/x - Step 3: Cross multiply
18,269,825.87x = 27,387,573.29 × 6,130,776.06 - Step 4: Simplify right side
18,269,825.87x = 167,907,078,568,704.62 - Step 5: Solve for x
x = 167,907,078,568,704.62/18,269,825.87 - Step 6: Final answer
x = 9,190,403.88
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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.