Finding the Fourth Proportional to 5,897,880.66, 8,134,882.68 and 3,936,769.94
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Solution
The fourth proportional to 5,897,880.66, 8,134,882.68 and 3,936,769.94 is: 5,429,943.99
Step by Step Solution
- Step 1: Write the proportion equation
5,897,880.66 : 8,134,882.68 = 3,936,769.94 : x - Step 2: Convert to fraction form
5,897,880.66/8,134,882.68 = 3,936,769.94/x - Step 3: Cross multiply
5,897,880.66x = 8,134,882.68 × 3,936,769.94 - Step 4: Simplify right side
5,897,880.66x = 32,025,161,605,624.96 - Step 5: Solve for x
x = 32,025,161,605,624.96/5,897,880.66 - Step 6: Final answer
x = 5,429,943.99
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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.