Home / 12,667,647.55-17,480,885.27-6,866,304.73

Finding the Fourth Proportional to 12,667,647.55, 17,480,885.27 and 6,866,304.73

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Solution

The fourth proportional to 12,667,647.55, 17,480,885.27 and 6,866,304.73 is: 9,475,246.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,667,647.55 : 17,480,885.27 = 6,866,304.73 : x
  2. Step 2: Convert to fraction form
    12,667,647.55/17,480,885.27 = 6,866,304.73/x
  3. Step 3: Cross multiply
    12,667,647.55x = 17,480,885.27 × 6,866,304.73
  4. Step 4: Simplify right side
    12,667,647.55x = 120,029,085,213,988.33
  5. Step 5: Solve for x
    x = 120,029,085,213,988.33/12,667,647.55
  6. Step 6: Final answer
    x = 9,475,246.67

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1.5x scale

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.