Finding the Fourth Proportional to 17,768,688.99, 26,649,662.76 and 8,661,627.33
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Solution
The fourth proportional to 17,768,688.99, 26,649,662.76 and 8,661,627.33 is: 12,990,797.88
Step by Step Solution
- Step 1: Write the proportion equation
17,768,688.99 : 26,649,662.76 = 8,661,627.33 : x - Step 2: Convert to fraction form
17,768,688.99/26,649,662.76 = 8,661,627.33/x - Step 3: Cross multiply
17,768,688.99x = 26,649,662.76 × 8,661,627.33 - Step 4: Simplify right side
17,768,688.99x = 230,829,447,297,299.25 - Step 5: Solve for x
x = 230,829,447,297,299.25/17,768,688.99 - Step 6: Final answer
x = 12,990,797.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.