Home / 11,122,819.60-16,685,784.60-4,733,021.20

Finding the Fourth Proportional to 11,122,819.60, 16,685,784.60 and 4,733,021.20

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Solution

The fourth proportional to 11,122,819.60, 16,685,784.60 and 4,733,021.20 is: 7,100,193.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122,819.60 : 16,685,784.60 = 4,733,021.20 : x
  2. Step 2: Convert to fraction form
    11,122,819.60/16,685,784.60 = 4,733,021.20/x
  3. Step 3: Cross multiply
    11,122,819.60x = 16,685,784.60 × 4,733,021.20
  4. Step 4: Simplify right side
    11,122,819.60x = 78,974,172,250,433.52
  5. Step 5: Solve for x
    x = 78,974,172,250,433.52/11,122,819.60
  6. Step 6: Final answer
    x = 7,100,193.57

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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.