Finding the Fourth Proportional to 10,474,321.51, 15,713,743.68 and 3,188,351.00
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Solution
The fourth proportional to 10,474,321.51, 15,713,743.68 and 3,188,351.00 is: 4,783,214.86
Step by Step Solution
- Step 1: Write the proportion equation
10,474,321.51 : 15,713,743.68 = 3,188,351.00 : x - Step 2: Convert to fraction form
10,474,321.51/15,713,743.68 = 3,188,351.00/x - Step 3: Cross multiply
10,474,321.51x = 15,713,743.68 × 3,188,351.00 - Step 4: Simplify right side
10,474,321.51x = 50,100,930,297,302.96 - Step 5: Solve for x
x = 50,100,930,297,302.96/10,474,321.51 - Step 6: Final answer
x = 4,783,214.86
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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.