Finding the Fourth Proportional to 6,580,692.12, 9,867,370.44 and 2,030,449.08
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Solution
The fourth proportional to 6,580,692.12, 9,867,370.44 and 2,030,449.08 is: 3,044,541.95
Step by Step Solution
- Step 1: Write the proportion equation
6,580,692.12 : 9,867,370.44 = 2,030,449.08 : x - Step 2: Convert to fraction form
6,580,692.12/9,867,370.44 = 2,030,449.08/x - Step 3: Cross multiply
6,580,692.12x = 9,867,370.44 × 2,030,449.08 - Step 4: Simplify right side
6,580,692.12x = 20,035,193,231,917.20 - Step 5: Solve for x
x = 20,035,193,231,917.20/6,580,692.12 - Step 6: Final answer
x = 3,044,541.95
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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.