Home / 43,831,945.15-65,747,917.73-18,291,284.35

Finding the Fourth Proportional to 43,831,945.15, 65,747,917.73 and 18,291,284.35

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Solution

The fourth proportional to 43,831,945.15, 65,747,917.73 and 18,291,284.35 is: 27,436,926.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,831,945.15 : 65,747,917.73 = 18,291,284.35 : x
  2. Step 2: Convert to fraction form
    43,831,945.15/65,747,917.73 = 18,291,284.35/x
  3. Step 3: Cross multiply
    43,831,945.15x = 65,747,917.73 × 18,291,284.35
  4. Step 4: Simplify right side
    43,831,945.15x = 1,202,613,858,619,836.50
  5. Step 5: Solve for x
    x = 1,202,613,858,619,836.50/43,831,945.15
  6. Step 6: Final answer
    x = 27,436,926.53

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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.