Finding the Fourth Proportional to 7,314,025.21, 10,975,522.07 and 3,273,929.08
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Solution
The fourth proportional to 7,314,025.21, 10,975,522.07 and 3,273,929.08 is: 4,912,900.88
Step by Step Solution
- Step 1: Write the proportion equation
7,314,025.21 : 10,975,522.07 = 3,273,929.08 : x - Step 2: Convert to fraction form
7,314,025.21/10,975,522.07 = 3,273,929.08/x - Step 3: Cross multiply
7,314,025.21x = 10,975,522.07 × 3,273,929.08 - Step 4: Simplify right side
7,314,025.21x = 35,933,080,853,900.81 - Step 5: Solve for x
x = 35,933,080,853,900.81/7,314,025.21 - Step 6: Final answer
x = 4,912,900.88
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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.