Finding the Fourth Proportional to 8,021,541.54, 11,069,745.58 and 4,583,774.38
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Solution
The fourth proportional to 8,021,541.54, 11,069,745.58 and 4,583,774.38 is: 6,325,619.08
Step by Step Solution
- Step 1: Write the proportion equation
8,021,541.54 : 11,069,745.58 = 4,583,774.38 : x - Step 2: Convert to fraction form
8,021,541.54/11,069,745.58 = 4,583,774.38/x - Step 3: Cross multiply
8,021,541.54x = 11,069,745.58 × 4,583,774.38 - Step 4: Simplify right side
8,021,541.54x = 50,741,216,182,722.24 - Step 5: Solve for x
x = 50,741,216,182,722.24/8,021,541.54 - Step 6: Final answer
x = 6,325,619.08
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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.