Finding the Fourth Proportional to 44,001,212.80, 66,025,438.80 and 18,444,805.60
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Solution
The fourth proportional to 44,001,212.80, 66,025,438.80 and 18,444,805.60 is: 27,677,109.47
Step by Step Solution
- Step 1: Write the proportion equation
44,001,212.80 : 66,025,438.80 = 18,444,805.60 : x - Step 2: Convert to fraction form
44,001,212.80/66,025,438.80 = 18,444,805.60/x - Step 3: Cross multiply
44,001,212.80x = 66,025,438.80 × 18,444,805.60 - Step 4: Simplify right side
44,001,212.80x = 1,217,826,383,320,697.25 - Step 5: Solve for x
x = 1,217,826,383,320,697.25/44,001,212.80 - Step 6: Final answer
x = 27,677,109.47
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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.