Home / 7,950,126.80-11,926,745.40-3,401,166.80

Finding the Fourth Proportional to 7,950,126.80, 11,926,745.40 and 3,401,166.80

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Solution

The fourth proportional to 7,950,126.80, 11,926,745.40 and 3,401,166.80 is: 5,102,415.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,950,126.80 : 11,926,745.40 = 3,401,166.80 : x
  2. Step 2: Convert to fraction form
    7,950,126.80/11,926,745.40 = 3,401,166.80/x
  3. Step 3: Cross multiply
    7,950,126.80x = 11,926,745.40 × 3,401,166.80
  4. Step 4: Simplify right side
    7,950,126.80x = 40,564,850,486,532.72
  5. Step 5: Solve for x
    x = 40,564,850,486,532.72/7,950,126.80
  6. Step 6: Final answer
    x = 5,102,415.53

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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.