Home / 12,503,997.92-18,736,627.57-8,673,267.86

Finding the Fourth Proportional to 12,503,997.92, 18,736,627.57 and 8,673,267.86

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Solution

The fourth proportional to 12,503,997.92, 18,736,627.57 and 8,673,267.86 is: 12,996,466.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,503,997.92 : 18,736,627.57 = 8,673,267.86 : x
  2. Step 2: Convert to fraction form
    12,503,997.92/18,736,627.57 = 8,673,267.86/x
  3. Step 3: Cross multiply
    12,503,997.92x = 18,736,627.57 × 8,673,267.86
  4. Step 4: Simplify right side
    12,503,997.92x = 162,507,789,570,621.44
  5. Step 5: Solve for x
    x = 162,507,789,570,621.44/12,503,997.92
  6. Step 6: Final answer
    x = 12,996,466.46

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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.