Home / 31,813,599.96-47,654,190.36-20,241,745.56

Finding the Fourth Proportional to 31,813,599.96, 47,654,190.36 and 20,241,745.56

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Solution

The fourth proportional to 31,813,599.96, 47,654,190.36 and 20,241,745.56 is: 30,320,491.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,813,599.96 : 47,654,190.36 = 20,241,745.56 : x
  2. Step 2: Convert to fraction form
    31,813,599.96/47,654,190.36 = 20,241,745.56/x
  3. Step 3: Cross multiply
    31,813,599.96x = 47,654,190.36 × 20,241,745.56
  4. Step 4: Simplify right side
    31,813,599.96x = 964,603,996,134,924.75
  5. Step 5: Solve for x
    x = 964,603,996,134,924.75/31,813,599.96
  6. Step 6: Final answer
    x = 30,320,491.78

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1.5x scale

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.