Finding the Fourth Proportional to 6,217,540.84, 9,325,026.74 and 1,667,507.99
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Solution
The fourth proportional to 6,217,540.84, 9,325,026.74 and 1,667,507.99 is: 2,500,917.49
Step by Step Solution
- Step 1: Write the proportion equation
6,217,540.84 : 9,325,026.74 = 1,667,507.99 : x - Step 2: Convert to fraction form
6,217,540.84/9,325,026.74 = 1,667,507.99/x - Step 3: Cross multiply
6,217,540.84x = 9,325,026.74 × 1,667,507.99 - Step 4: Simplify right side
6,217,540.84x = 15,549,556,622,757.47 - Step 5: Solve for x
x = 15,549,556,622,757.47/6,217,540.84 - Step 6: Final answer
x = 2,500,917.49
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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.