Home / 26,384,931.60-39,493,416.60-18,826,659.60

Finding the Fourth Proportional to 26,384,931.60, 39,493,416.60 and 18,826,659.60

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Solution

The fourth proportional to 26,384,931.60, 39,493,416.60 and 18,826,659.60 is: 28,180,065.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,384,931.60 : 39,493,416.60 = 18,826,659.60 : x
  2. Step 2: Convert to fraction form
    26,384,931.60/39,493,416.60 = 18,826,659.60/x
  3. Step 3: Cross multiply
    26,384,931.60x = 39,493,416.60 × 18,826,659.60
  4. Step 4: Simplify right side
    26,384,931.60x = 743,529,110,769,189.50
  5. Step 5: Solve for x
    x = 743,529,110,769,189.50/26,384,931.60
  6. Step 6: Final answer
    x = 28,180,065.88

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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.