Finding the Fourth Proportional to 11,062,571.20, 16,593,856.80 and 8,823,083.20
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Solution
The fourth proportional to 11,062,571.20, 16,593,856.80 and 8,823,083.20 is: 13,234,624.80
Step by Step Solution
- Step 1: Write the proportion equation
11,062,571.20 : 16,593,856.80 = 8,823,083.20 : x - Step 2: Convert to fraction form
11,062,571.20/16,593,856.80 = 8,823,083.20/x - Step 3: Cross multiply
11,062,571.20x = 16,593,856.80 × 8,823,083.20 - Step 4: Simplify right side
11,062,571.20x = 146,408,979,155,285.75 - Step 5: Solve for x
x = 146,408,979,155,285.75/11,062,571.20 - Step 6: Final answer
x = 13,234,624.80
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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.