Home / 73,470,919.27-110,206,605.53-18,138,760.60

Finding the Fourth Proportional to 73,470,919.27, 110,206,605.53 and 18,138,760.60

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Solution

The fourth proportional to 73,470,919.27, 110,206,605.53 and 18,138,760.60 is: 27,208,196.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,470,919.27 : 110,206,605.53 = 18,138,760.60 : x
  2. Step 2: Convert to fraction form
    73,470,919.27/110,206,605.53 = 18,138,760.60/x
  3. Step 3: Cross multiply
    73,470,919.27x = 110,206,605.53 × 18,138,760.60
  4. Step 4: Simplify right side
    73,470,919.27x = 1,999,011,234,121,652.50
  5. Step 5: Solve for x
    x = 1,999,011,234,121,652.50/73,470,919.27
  6. Step 6: Final answer
    x = 27,208,196.85

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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.