Home / 43,831,934.40-65,747,901.60-18,291,273.60

Finding the Fourth Proportional to 43,831,934.40, 65,747,901.60 and 18,291,273.60

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Solution

The fourth proportional to 43,831,934.40, 65,747,901.60 and 18,291,273.60 is: 27,436,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,831,934.40 : 65,747,901.60 = 18,291,273.60 : x
  2. Step 2: Convert to fraction form
    43,831,934.40/65,747,901.60 = 18,291,273.60/x
  3. Step 3: Cross multiply
    43,831,934.40x = 65,747,901.60 × 18,291,273.60
  4. Step 4: Simplify right side
    43,831,934.40x = 1,202,612,856,791,478
  5. Step 5: Solve for x
    x = 1,202,612,856,791,478/43,831,934.40
  6. Step 6: Final answer
    x = 27,436,910.40

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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.