Home / 13,578,447.62-18,745,199.96-10,474,001.73

Finding the Fourth Proportional to 13,578,447.62, 18,745,199.96 and 10,474,001.73

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Solution

The fourth proportional to 13,578,447.62, 18,745,199.96 and 10,474,001.73 is: 14,459,477.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,578,447.62 : 18,745,199.96 = 10,474,001.73 : x
  2. Step 2: Convert to fraction form
    13,578,447.62/18,745,199.96 = 10,474,001.73/x
  3. Step 3: Cross multiply
    13,578,447.62x = 18,745,199.96 × 10,474,001.73
  4. Step 4: Simplify right side
    13,578,447.62x = 196,337,256,757,865.91
  5. Step 5: Solve for x
    x = 196,337,256,757,865.91/13,578,447.62
  6. Step 6: Final answer
    x = 14,459,477.42

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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.