Home / 55,103,735.72-82,667,561.30-16,764,253.38

Finding the Fourth Proportional to 55,103,735.72, 82,667,561.30 and 16,764,253.38

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Solution

The fourth proportional to 55,103,735.72, 82,667,561.30 and 16,764,253.38 is: 25,150,017.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,103,735.72 : 82,667,561.30 = 16,764,253.38 : x
  2. Step 2: Convert to fraction form
    55,103,735.72/82,667,561.30 = 16,764,253.38/x
  3. Step 3: Cross multiply
    55,103,735.72x = 82,667,561.30 × 16,764,253.38
  4. Step 4: Simplify right side
    55,103,735.72x = 1,385,859,943,939,882.25
  5. Step 5: Solve for x
    x = 1,385,859,943,939,882.25/55,103,735.72
  6. Step 6: Final answer
    x = 25,150,017.98

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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.