Home / 20,082,493.63-27,714,425.80-11,380,376.89

Finding the Fourth Proportional to 20,082,493.63, 27,714,425.80 and 11,380,376.89

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Solution

The fourth proportional to 20,082,493.63, 27,714,425.80 and 11,380,376.89 is: 15,705,251.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,082,493.63 : 27,714,425.80 = 11,380,376.89 : x
  2. Step 2: Convert to fraction form
    20,082,493.63/27,714,425.80 = 11,380,376.89/x
  3. Step 3: Cross multiply
    20,082,493.63x = 27,714,425.80 × 11,380,376.89
  4. Step 4: Simplify right side
    20,082,493.63x = 315,400,610,811,535.44
  5. Step 5: Solve for x
    x = 315,400,610,811,535.44/20,082,493.63
  6. Step 6: Final answer
    x = 15,705,251.38

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1.5x scale

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.