Finding the Fourth Proportional to 11,240,452.88, 15,510,174.01 and 6,278,282.77
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Solution
The fourth proportional to 11,240,452.88, 15,510,174.01 and 6,278,282.77 is: 8,663,108.08
Step by Step Solution
- Step 1: Write the proportion equation
11,240,452.88 : 15,510,174.01 = 6,278,282.77 : x - Step 2: Convert to fraction form
11,240,452.88/15,510,174.01 = 6,278,282.77/x - Step 3: Cross multiply
11,240,452.88x = 15,510,174.01 × 6,278,282.77 - Step 4: Simplify right side
11,240,452.88x = 97,377,258,137,742.53 - Step 5: Solve for x
x = 97,377,258,137,742.53/11,240,452.88 - Step 6: Final answer
x = 8,663,108.08
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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.