Finding the Fourth Proportional to 6,503,675.90, 9,761,564.00 and 3,311,190.14
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Solution
The fourth proportional to 6,503,675.90, 9,761,564.00 and 3,311,190.14 is: 4,969,865.50
Step by Step Solution
- Step 1: Write the proportion equation
6,503,675.90 : 9,761,564.00 = 3,311,190.14 : x - Step 2: Convert to fraction form
6,503,675.90/9,761,564.00 = 3,311,190.14/x - Step 3: Cross multiply
6,503,675.90x = 9,761,564.00 × 3,311,190.14 - Step 4: Simplify right side
6,503,675.90x = 32,322,394,427,249.11 - Step 5: Solve for x
x = 32,322,394,427,249.11/6,503,675.90 - Step 6: Final answer
x = 4,969,865.50
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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.