Home / 43,453,027.60-65,187,414.60-21,833,220.40

Finding the Fourth Proportional to 43,453,027.60, 65,187,414.60 and 21,833,220.40

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Solution

The fourth proportional to 43,453,027.60, 65,187,414.60 and 21,833,220.40 is: 32,753,786.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,453,027.60 : 65,187,414.60 = 21,833,220.40 : x
  2. Step 2: Convert to fraction form
    43,453,027.60/65,187,414.60 = 21,833,220.40/x
  3. Step 3: Cross multiply
    43,453,027.60x = 65,187,414.60 × 21,833,220.40
  4. Step 4: Simplify right side
    43,453,027.60x = 1,423,251,190,267,977.75
  5. Step 5: Solve for x
    x = 1,423,251,190,267,977.75/43,453,027.60
  6. Step 6: Final answer
    x = 32,753,786.53

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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.