Home / 8,099,112.76-12,126,609.60-5,699,361.40

Finding the Fourth Proportional to 8,099,112.76, 12,126,609.60 and 5,699,361.40

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Solution

The fourth proportional to 8,099,112.76, 12,126,609.60 and 5,699,361.40 is: 8,533,518.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099,112.76 : 12,126,609.60 = 5,699,361.40 : x
  2. Step 2: Convert to fraction form
    8,099,112.76/12,126,609.60 = 5,699,361.40/x
  3. Step 3: Cross multiply
    8,099,112.76x = 12,126,609.60 × 5,699,361.40
  4. Step 4: Simplify right side
    8,099,112.76x = 69,113,930,667,109.45
  5. Step 5: Solve for x
    x = 69,113,930,667,109.45/8,099,112.76
  6. Step 6: Final answer
    x = 8,533,518.76

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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.