Home / 12,424,103.74-18,626,668.88-3,899,508.22

Finding the Fourth Proportional to 12,424,103.74, 18,626,668.88 and 3,899,508.22

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Solution

The fourth proportional to 12,424,103.74, 18,626,668.88 and 3,899,508.22 is: 5,846,284.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,424,103.74 : 18,626,668.88 = 3,899,508.22 : x
  2. Step 2: Convert to fraction form
    12,424,103.74/18,626,668.88 = 3,899,508.22/x
  3. Step 3: Cross multiply
    12,424,103.74x = 18,626,668.88 × 3,899,508.22
  4. Step 4: Simplify right side
    12,424,103.74x = 72,634,848,408,778.19
  5. Step 5: Solve for x
    x = 72,634,848,408,778.19/12,424,103.74
  6. Step 6: Final answer
    x = 5,846,284.76

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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.