Home / 6,977,191-10,465,786.61-2,185,255.30

Finding the Fourth Proportional to 6,977,191, 10,465,786.61 and 2,185,255.30

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Solution

The fourth proportional to 6,977,191, 10,465,786.61 and 2,185,255.30 is: 3,277,882.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,977,191 : 10,465,786.61 = 2,185,255.30 : x
  2. Step 2: Convert to fraction form
    6,977,191/10,465,786.61 = 2,185,255.30/x
  3. Step 3: Cross multiply
    6,977,191x = 10,465,786.61 × 2,185,255.30
  4. Step 4: Simplify right side
    6,977,191x = 22,870,415,658,171.53
  5. Step 5: Solve for x
    x = 22,870,415,658,171.53/6,977,191
  6. Step 6: Final answer
    x = 3,277,882.98

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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.