Finding the Fourth Proportional to 9,684,067.56, 14,528,121.91 and 5,133,880.79
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Solution
The fourth proportional to 9,684,067.56, 14,528,121.91 and 5,133,880.79 is: 7,701,892.35
Step by Step Solution
- Step 1: Write the proportion equation
9,684,067.56 : 14,528,121.91 = 5,133,880.79 : x - Step 2: Convert to fraction form
9,684,067.56/14,528,121.91 = 5,133,880.79/x - Step 3: Cross multiply
9,684,067.56x = 14,528,121.91 × 5,133,880.79 - Step 4: Simplify right side
9,684,067.56x = 74,585,645,890,217.09 - Step 5: Solve for x
x = 74,585,645,890,217.09/9,684,067.56 - Step 6: Final answer
x = 7,701,892.35
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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.