Home / 12,916,519.27-19,374,294.24-3,201,164.21

Finding the Fourth Proportional to 12,916,519.27, 19,374,294.24 and 3,201,164.21

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Solution

The fourth proportional to 12,916,519.27, 19,374,294.24 and 3,201,164.21 is: 4,801,626.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,916,519.27 : 19,374,294.24 = 3,201,164.21 : x
  2. Step 2: Convert to fraction form
    12,916,519.27/19,374,294.24 = 3,201,164.21/x
  3. Step 3: Cross multiply
    12,916,519.27x = 19,374,294.24 × 3,201,164.21
  4. Step 4: Simplify right side
    12,916,519.27x = 62,020,297,363,532.88
  5. Step 5: Solve for x
    x = 62,020,297,363,532.88/12,916,519.27
  6. Step 6: Final answer
    x = 4,801,626.20

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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.