Finding the Fourth Proportional to 10,365,540.24, 15,548,310.36 and 5,313,628.56
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Solution
The fourth proportional to 10,365,540.24, 15,548,310.36 and 5,313,628.56 is: 7,970,442.84
Step by Step Solution
- Step 1: Write the proportion equation
10,365,540.24 : 15,548,310.36 = 5,313,628.56 : x - Step 2: Convert to fraction form
10,365,540.24/15,548,310.36 = 5,313,628.56/x - Step 3: Cross multiply
10,365,540.24x = 15,548,310.36 × 5,313,628.56 - Step 4: Simplify right side
10,365,540.24x = 82,617,945,988,639.88 - Step 5: Solve for x
x = 82,617,945,988,639.88/10,365,540.24 - Step 6: Final answer
x = 7,970,442.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.