Home / 6,328,919.07-8,732,136.44-3,974,370.73

Finding the Fourth Proportional to 6,328,919.07, 8,732,136.44 and 3,974,370.73

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Solution

The fourth proportional to 6,328,919.07, 8,732,136.44 and 3,974,370.73 is: 5,483,518.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328,919.07 : 8,732,136.44 = 3,974,370.73 : x
  2. Step 2: Convert to fraction form
    6,328,919.07/8,732,136.44 = 3,974,370.73/x
  3. Step 3: Cross multiply
    6,328,919.07x = 8,732,136.44 × 3,974,370.73
  4. Step 4: Simplify right side
    6,328,919.07x = 34,704,747,465,607.99
  5. Step 5: Solve for x
    x = 34,704,747,465,607.99/6,328,919.07
  6. Step 6: Final answer
    x = 5,483,518.92

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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.