Home / 12,360,936.96-18,536,273.28-4,783,536

Finding the Fourth Proportional to 12,360,936.96, 18,536,273.28 and 4,783,536

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Solution

The fourth proportional to 12,360,936.96, 18,536,273.28 and 4,783,536 is: 7,173,317.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360,936.96 : 18,536,273.28 = 4,783,536 : x
  2. Step 2: Convert to fraction form
    12,360,936.96/18,536,273.28 = 4,783,536/x
  3. Step 3: Cross multiply
    12,360,936.96x = 18,536,273.28 × 4,783,536
  4. Step 4: Simplify right side
    12,360,936.96x = 88,668,930,540,718.08
  5. Step 5: Solve for x
    x = 88,668,930,540,718.08/12,360,936.96
  6. Step 6: Final answer
    x = 7,173,317.91

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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.