Finding the Fourth Proportional to 7,237,708.28, 10,854,261.46 and 2,378,894.12
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Solution
The fourth proportional to 7,237,708.28, 10,854,261.46 and 2,378,894.12 is: 3,567,584.90
Step by Step Solution
- Step 1: Write the proportion equation
7,237,708.28 : 10,854,261.46 = 2,378,894.12 : x - Step 2: Convert to fraction form
7,237,708.28/10,854,261.46 = 2,378,894.12/x - Step 3: Cross multiply
7,237,708.28x = 10,854,261.46 × 2,378,894.12 - Step 4: Simplify right side
7,237,708.28x = 25,821,138,764,136.62 - Step 5: Solve for x
x = 25,821,138,764,136.62/7,237,708.28 - Step 6: Final answer
x = 3,567,584.90
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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.