Home / 48,950,443.13-73,434,029.81-20,180,851.79

Finding the Fourth Proportional to 48,950,443.13, 73,434,029.81 and 20,180,851.79

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Solution

The fourth proportional to 48,950,443.13, 73,434,029.81 and 20,180,851.79 is: 30,274,726.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,950,443.13 : 73,434,029.81 = 20,180,851.79 : x
  2. Step 2: Convert to fraction form
    48,950,443.13/73,434,029.81 = 20,180,851.79/x
  3. Step 3: Cross multiply
    48,950,443.13x = 73,434,029.81 × 20,180,851.79
  4. Step 4: Simplify right side
    48,950,443.13x = 1,481,961,271,469,977.50
  5. Step 5: Solve for x
    x = 1,481,961,271,469,977.50/48,950,443.13
  6. Step 6: Final answer
    x = 30,274,726.37

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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.