Home / 20,037,977.01-27,652,197.06-11,217,500.82

Finding the Fourth Proportional to 20,037,977.01, 27,652,197.06 and 11,217,500.82

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Solution

The fourth proportional to 20,037,977.01, 27,652,197.06 and 11,217,500.82 is: 15,480,032.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,037,977.01 : 27,652,197.06 = 11,217,500.82 : x
  2. Step 2: Convert to fraction form
    20,037,977.01/27,652,197.06 = 11,217,500.82/x
  3. Step 3: Cross multiply
    20,037,977.01x = 27,652,197.06 × 11,217,500.82
  4. Step 4: Simplify right side
    20,037,977.01x = 310,188,543,195,351.56
  5. Step 5: Solve for x
    x = 310,188,543,195,351.56/20,037,977.01
  6. Step 6: Final answer
    x = 15,480,032.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.