Finding the Fourth Proportional to 5,011,826.00, 6,916,319.87 and 2,719,986.68
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Solution
The fourth proportional to 5,011,826.00, 6,916,319.87 and 2,719,986.68 is: 3,753,581.62
Step by Step Solution
- Step 1: Write the proportion equation
5,011,826.00 : 6,916,319.87 = 2,719,986.68 : x - Step 2: Convert to fraction form
5,011,826.00/6,916,319.87 = 2,719,986.68/x - Step 3: Cross multiply
5,011,826.00x = 6,916,319.87 × 2,719,986.68 - Step 4: Simplify right side
5,011,826.00x = 18,812,297,945,110.10 - Step 5: Solve for x
x = 18,812,297,945,110.10/5,011,826.00 - Step 6: Final answer
x = 3,753,581.62
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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.