Finding the Fourth Proportional to 8,682,727, 11,982,163.26 and 4,815,840.28
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Solution
The fourth proportional to 8,682,727, 11,982,163.26 and 4,815,840.28 is: 6,645,859.59
Step by Step Solution
- Step 1: Write the proportion equation
8,682,727 : 11,982,163.26 = 4,815,840.28 : x - Step 2: Convert to fraction form
8,682,727/11,982,163.26 = 4,815,840.28/x - Step 3: Cross multiply
8,682,727x = 11,982,163.26 × 4,815,840.28 - Step 4: Simplify right side
8,682,727x = 57,704,184,469,044.12 - Step 5: Solve for x
x = 57,704,184,469,044.12/8,682,727 - Step 6: Final answer
x = 6,645,859.59
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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.