Finding the Fourth Proportional to 32,807,812.70, 49,211,459.85 and 8,546,692.70
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Solution
The fourth proportional to 32,807,812.70, 49,211,459.85 and 8,546,692.70 is: 12,819,971.53
Step by Step Solution
- Step 1: Write the proportion equation
32,807,812.70 : 49,211,459.85 = 8,546,692.70 : x - Step 2: Convert to fraction form
32,807,812.70/49,211,459.85 = 8,546,692.70/x - Step 3: Cross multiply
32,807,812.70x = 49,211,459.85 × 8,546,692.70 - Step 4: Simplify right side
32,807,812.70x = 420,595,224,656,338.06 - Step 5: Solve for x
x = 420,595,224,656,338.06/32,807,812.70 - Step 6: Final answer
x = 12,819,971.53
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1.5x scale
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.