Finding the Fourth Proportional to 6,719,438, 10,080,585.76 and 2,170,747.68
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Solution
The fourth proportional to 6,719,438, 10,080,585.76 and 2,170,747.68 is: 3,256,583.09
Step by Step Solution
- Step 1: Write the proportion equation
6,719,438 : 10,080,585.76 = 2,170,747.68 : x - Step 2: Convert to fraction form
6,719,438/10,080,585.76 = 2,170,747.68/x - Step 3: Cross multiply
6,719,438x = 10,080,585.76 × 2,170,747.68 - Step 4: Simplify right side
6,719,438x = 21,882,408,151,561.04 - Step 5: Solve for x
x = 21,882,408,151,561.04/6,719,438 - Step 6: Final answer
x = 3,256,583.09
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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.