Finding the Fourth Proportional to 12,447,778.44, 18,672,250.86 and 6,050,404.92
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Solution
The fourth proportional to 12,447,778.44, 18,672,250.86 and 6,050,404.92 is: 9,075,890.85
Step by Step Solution
- Step 1: Write the proportion equation
12,447,778.44 : 18,672,250.86 = 6,050,404.92 : x - Step 2: Convert to fraction form
12,447,778.44/18,672,250.86 = 6,050,404.92/x - Step 3: Cross multiply
12,447,778.44x = 18,672,250.86 × 6,050,404.92 - Step 4: Simplify right side
12,447,778.44x = 112,974,678,470,818.22 - Step 5: Solve for x
x = 112,974,678,470,818.22/12,447,778.44 - Step 6: Final answer
x = 9,075,890.85
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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.