Finding the Fourth Proportional to 7,369,756.94, 10,170,161.19 and 4,106,709.20
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Solution
The fourth proportional to 7,369,756.94, 10,170,161.19 and 4,106,709.20 is: 5,667,201.08
Step by Step Solution
- Step 1: Write the proportion equation
7,369,756.94 : 10,170,161.19 = 4,106,709.20 : x - Step 2: Convert to fraction form
7,369,756.94/10,170,161.19 = 4,106,709.20/x - Step 3: Cross multiply
7,369,756.94x = 10,170,161.19 × 4,106,709.20 - Step 4: Simplify right side
7,369,756.94x = 41,765,894,473,605.14 - Step 5: Solve for x
x = 41,765,894,473,605.14/7,369,756.94 - Step 6: Final answer
x = 5,667,201.08
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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.