Finding the Fourth Proportional to 7,494,419.13, 11,241,939.73 and 2,175,635.13
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Solution
The fourth proportional to 7,494,419.13, 11,241,939.73 and 2,175,635.13 is: 3,263,542.99
Step by Step Solution
- Step 1: Write the proportion equation
7,494,419.13 : 11,241,939.73 = 2,175,635.13 : x - Step 2: Convert to fraction form
7,494,419.13/11,241,939.73 = 2,175,635.13/x - Step 3: Cross multiply
7,494,419.13x = 11,241,939.73 × 2,175,635.13 - Step 4: Simplify right side
7,494,419.13x = 24,458,359,005,930.71 - Step 5: Solve for x
x = 24,458,359,005,930.71/7,494,419.13 - Step 6: Final answer
x = 3,263,542.99
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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.