Home / 6,475,997.80-9,715,163.10-2,689,863.40

Finding the Fourth Proportional to 6,475,997.80, 9,715,163.10 and 2,689,863.40

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Solution

The fourth proportional to 6,475,997.80, 9,715,163.10 and 2,689,863.40 is: 4,035,279.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475,997.80 : 9,715,163.10 = 2,689,863.40 : x
  2. Step 2: Convert to fraction form
    6,475,997.80/9,715,163.10 = 2,689,863.40/x
  3. Step 3: Cross multiply
    6,475,997.80x = 9,715,163.10 × 2,689,863.40
  4. Step 4: Simplify right side
    6,475,997.80x = 26,132,461,647,720.54
  5. Step 5: Solve for x
    x = 26,132,461,647,720.54/6,475,997.80
  6. Step 6: Final answer
    x = 4,035,279.57

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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.