Finding the Fourth Proportional to 7,526,943.36, 10,386,432.36 and 4,263,106.68
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Solution
The fourth proportional to 7,526,943.36, 10,386,432.36 and 4,263,106.68 is: 5,882,662.73
Step by Step Solution
- Step 1: Write the proportion equation
7,526,943.36 : 10,386,432.36 = 4,263,106.68 : x - Step 2: Convert to fraction form
7,526,943.36/10,386,432.36 = 4,263,106.68/x - Step 3: Cross multiply
7,526,943.36x = 10,386,432.36 × 4,263,106.68 - Step 4: Simplify right side
7,526,943.36x = 44,278,469,175,284.16 - Step 5: Solve for x
x = 44,278,469,175,284.16/7,526,943.36 - Step 6: Final answer
x = 5,882,662.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.