Finding the Fourth Proportional to 5,888,848.92, 8,126,899.74 and 3,311,338.20
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Solution
The fourth proportional to 5,888,848.92, 8,126,899.74 and 3,311,338.20 is: 4,569,808.79
Step by Step Solution
- Step 1: Write the proportion equation
5,888,848.92 : 8,126,899.74 = 3,311,338.20 : x - Step 2: Convert to fraction form
5,888,848.92/8,126,899.74 = 3,311,338.20/x - Step 3: Cross multiply
5,888,848.92x = 8,126,899.74 × 3,311,338.20 - Step 4: Simplify right side
5,888,848.92x = 26,910,913,556,632.07 - Step 5: Solve for x
x = 26,910,913,556,632.07/5,888,848.92 - Step 6: Final answer
x = 4,569,808.79
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1.5x scale
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.