Home / 12,483,734.60-18,725,601.90-8,004,758.60

Finding the Fourth Proportional to 12,483,734.60, 18,725,601.90 and 8,004,758.60

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Solution

The fourth proportional to 12,483,734.60, 18,725,601.90 and 8,004,758.60 is: 12,007,137.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483,734.60 : 18,725,601.90 = 8,004,758.60 : x
  2. Step 2: Convert to fraction form
    12,483,734.60/18,725,601.90 = 8,004,758.60/x
  3. Step 3: Cross multiply
    12,483,734.60x = 18,725,601.90 × 8,004,758.60
  4. Step 4: Simplify right side
    12,483,734.60x = 149,893,922,849,201.31
  5. Step 5: Solve for x
    x = 149,893,922,849,201.31/12,483,734.60
  6. Step 6: Final answer
    x = 12,007,137.90

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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.