Finding the Fourth Proportional to 16,808,260.30, 25,212,390.45 and 14,416,775.80
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Solution
The fourth proportional to 16,808,260.30, 25,212,390.45 and 14,416,775.80 is: 21,625,163.70
Step by Step Solution
- Step 1: Write the proportion equation
16,808,260.30 : 25,212,390.45 = 14,416,775.80 : x - Step 2: Convert to fraction form
16,808,260.30/25,212,390.45 = 14,416,775.80/x - Step 3: Cross multiply
16,808,260.30x = 25,212,390.45 × 14,416,775.80 - Step 4: Simplify right side
16,808,260.30x = 363,481,380,499,711.12 - Step 5: Solve for x
x = 363,481,380,499,711.12/16,808,260.30 - Step 6: Final answer
x = 21,625,163.70
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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.