Finding the Fourth Proportional to 9,060,879.36, 13,591,305.12 and 6,212,355.84
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Solution
The fourth proportional to 9,060,879.36, 13,591,305.12 and 6,212,355.84 is: 9,318,524.22
Step by Step Solution
- Step 1: Write the proportion equation
9,060,879.36 : 13,591,305.12 = 6,212,355.84 : x - Step 2: Convert to fraction form
9,060,879.36/13,591,305.12 = 6,212,355.84/x - Step 3: Cross multiply
9,060,879.36x = 13,591,305.12 × 6,212,355.84 - Step 4: Simplify right side
9,060,879.36x = 84,434,023,735,453.89 - Step 5: Solve for x
x = 84,434,023,735,453.89/9,060,879.36 - Step 6: Final answer
x = 9,318,524.22
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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.