Finding the Fourth Proportional to 17,589,647.49, 26,387,958.60 and 5,458,593.12
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Solution
The fourth proportional to 17,589,647.49, 26,387,958.60 and 5,458,593.12 is: 8,188,971.91
Step by Step Solution
- Step 1: Write the proportion equation
17,589,647.49 : 26,387,958.60 = 5,458,593.12 : x - Step 2: Convert to fraction form
17,589,647.49/26,387,958.60 = 5,458,593.12/x - Step 3: Cross multiply
17,589,647.49x = 26,387,958.60 × 5,458,593.12 - Step 4: Simplify right side
17,589,647.49x = 144,041,129,264,804.84 - Step 5: Solve for x
x = 144,041,129,264,804.84/17,589,647.49 - Step 6: Final answer
x = 8,188,971.91
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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.