Home / 26,811,930.56-40,211,910.74-12,433,130.03

Finding the Fourth Proportional to 26,811,930.56, 40,211,910.74 and 12,433,130.03

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Solution

The fourth proportional to 26,811,930.56, 40,211,910.74 and 12,433,130.03 is: 18,646,919.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,811,930.56 : 40,211,910.74 = 12,433,130.03 : x
  2. Step 2: Convert to fraction form
    26,811,930.56/40,211,910.74 = 12,433,130.03/x
  3. Step 3: Cross multiply
    26,811,930.56x = 40,211,910.74 × 12,433,130.03
  4. Step 4: Simplify right side
    26,811,930.56x = 499,959,915,116,786.12
  5. Step 5: Solve for x
    x = 499,959,915,116,786.12/26,811,930.56
  6. Step 6: Final answer
    x = 18,646,919.66

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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.