Finding the Fourth Proportional to 12,048,847.26, 16,627,428.91 and 6,542,232.77
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Solution
The fourth proportional to 12,048,847.26, 16,627,428.91 and 6,542,232.77 is: 9,028,291.91
Step by Step Solution
- Step 1: Write the proportion equation
12,048,847.26 : 16,627,428.91 = 6,542,232.77 : x - Step 2: Convert to fraction form
12,048,847.26/16,627,428.91 = 6,542,232.77/x - Step 3: Cross multiply
12,048,847.26x = 16,627,428.91 × 6,542,232.77 - Step 4: Simplify right side
12,048,847.26x = 108,780,510,243,241.75 - Step 5: Solve for x
x = 108,780,510,243,241.75/12,048,847.26 - Step 6: Final answer
x = 9,028,291.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.