Home / 12,305,619.85-16,982,097.96-6,799,349.56

Finding the Fourth Proportional to 12,305,619.85, 16,982,097.96 and 6,799,349.56

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Solution

The fourth proportional to 12,305,619.85, 16,982,097.96 and 6,799,349.56 is: 9,383,291.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,305,619.85 : 16,982,097.96 = 6,799,349.56 : x
  2. Step 2: Convert to fraction form
    12,305,619.85/16,982,097.96 = 6,799,349.56/x
  3. Step 3: Cross multiply
    12,305,619.85x = 16,982,097.96 × 6,799,349.56
  4. Step 4: Simplify right side
    12,305,619.85x = 115,467,220,292,202.89
  5. Step 5: Solve for x
    x = 115,467,220,292,202.89/12,305,619.85
  6. Step 6: Final answer
    x = 9,383,291.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.