Home / 8,945,291.70-13,421,874.15-4,150,512.90

Finding the Fourth Proportional to 8,945,291.70, 13,421,874.15 and 4,150,512.90

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Solution

The fourth proportional to 8,945,291.70, 13,421,874.15 and 4,150,512.90 is: 6,227,595.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945,291.70 : 13,421,874.15 = 4,150,512.90 : x
  2. Step 2: Convert to fraction form
    8,945,291.70/13,421,874.15 = 4,150,512.90/x
  3. Step 3: Cross multiply
    8,945,291.70x = 13,421,874.15 × 4,150,512.90
  4. Step 4: Simplify right side
    8,945,291.70x = 55,707,661,801,751.54
  5. Step 5: Solve for x
    x = 55,707,661,801,751.54/8,945,291.70
  6. Step 6: Final answer
    x = 6,227,595.89

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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.