Home / 43,783,321.20-65,681,202.60-13,488,025.20

Finding the Fourth Proportional to 43,783,321.20, 65,681,202.60 and 13,488,025.20

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Solution

The fourth proportional to 43,783,321.20, 65,681,202.60 and 13,488,025.20 is: 20,233,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,783,321.20 : 65,681,202.60 = 13,488,025.20 : x
  2. Step 2: Convert to fraction form
    43,783,321.20/65,681,202.60 = 13,488,025.20/x
  3. Step 3: Cross multiply
    43,783,321.20x = 65,681,202.60 × 13,488,025.20
  4. Step 4: Simplify right side
    43,783,321.20x = 885,909,715,835,105.50
  5. Step 5: Solve for x
    x = 885,909,715,835,105.50/43,783,321.20
  6. Step 6: Final answer
    x = 20,233,954.20

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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.