Finding the Fourth Proportional to 11,214,359.16, 16,821,297.26 and 3,127,119.30
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Solution
The fourth proportional to 11,214,359.16, 16,821,297.26 and 3,127,119.30 is: 4,690,611.61
Step by Step Solution
- Step 1: Write the proportion equation
11,214,359.16 : 16,821,297.26 = 3,127,119.30 : x - Step 2: Convert to fraction form
11,214,359.16/16,821,297.26 = 3,127,119.30/x - Step 3: Cross multiply
11,214,359.16x = 16,821,297.26 × 3,127,119.30 - Step 4: Simplify right side
11,214,359.16x = 52,602,203,297,147.52 - Step 5: Solve for x
x = 52,602,203,297,147.52/11,214,359.16 - Step 6: Final answer
x = 4,690,611.61
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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.