Home / 51,840,286.55-77,760,429.83-38,403,358.55

Finding the Fourth Proportional to 51,840,286.55, 77,760,429.83 and 38,403,358.55

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Solution

The fourth proportional to 51,840,286.55, 77,760,429.83 and 38,403,358.55 is: 57,605,037.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,840,286.55 : 77,760,429.83 = 38,403,358.55 : x
  2. Step 2: Convert to fraction form
    51,840,286.55/77,760,429.83 = 38,403,358.55/x
  3. Step 3: Cross multiply
    51,840,286.55x = 77,760,429.83 × 38,403,358.55
  4. Step 4: Simplify right side
    51,840,286.55x = 2,986,261,667,571,588.50
  5. Step 5: Solve for x
    x = 2,986,261,667,571,588.50/51,840,286.55
  6. Step 6: Final answer
    x = 57,605,037.83

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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.