Finding the Fourth Proportional to 11,050,346.21, 16,578,083.57 and 3,477,115.13
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Solution
The fourth proportional to 11,050,346.21, 16,578,083.57 and 3,477,115.13 is: 5,216,479.56
Step by Step Solution
- Step 1: Write the proportion equation
11,050,346.21 : 16,578,083.57 = 3,477,115.13 : x - Step 2: Convert to fraction form
11,050,346.21/16,578,083.57 = 3,477,115.13/x - Step 3: Cross multiply
11,050,346.21x = 16,578,083.57 × 3,477,115.13 - Step 4: Simplify right side
11,050,346.21x = 57,643,905,107,375.42 - Step 5: Solve for x
x = 57,643,905,107,375.42/11,050,346.21 - Step 6: Final answer
x = 5,216,479.56
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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.