Home / 9,408,378.33-12,969,819.14-6,650,199.54

Finding the Fourth Proportional to 9,408,378.33, 12,969,819.14 and 6,650,199.54

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Solution

The fourth proportional to 9,408,378.33, 12,969,819.14 and 6,650,199.54 is: 9,167,561.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,408,378.33 : 12,969,819.14 = 6,650,199.54 : x
  2. Step 2: Convert to fraction form
    9,408,378.33/12,969,819.14 = 6,650,199.54/x
  3. Step 3: Cross multiply
    9,408,378.33x = 12,969,819.14 × 6,650,199.54
  4. Step 4: Simplify right side
    9,408,378.33x = 86,251,885,245,460.20
  5. Step 5: Solve for x
    x = 86,251,885,245,460.20/9,408,378.33
  6. Step 6: Final answer
    x = 9,167,561.32

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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.