Home / 27,861,462.96-38,446,709.58-15,635,958

Finding the Fourth Proportional to 27,861,462.96, 38,446,709.58 and 15,635,958

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Solution

The fourth proportional to 27,861,462.96, 38,446,709.58 and 15,635,958 is: 21,576,438.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,861,462.96 : 38,446,709.58 = 15,635,958 : x
  2. Step 2: Convert to fraction form
    27,861,462.96/38,446,709.58 = 15,635,958/x
  3. Step 3: Cross multiply
    27,861,462.96x = 38,446,709.58 × 15,635,958
  4. Step 4: Simplify right side
    27,861,462.96x = 601,151,136,231,077.62
  5. Step 5: Solve for x
    x = 601,151,136,231,077.62/27,861,462.96
  6. Step 6: Final answer
    x = 21,576,438.29

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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.