Home / 49,252,786.80-73,872,473.40-12,864,022.80

Finding the Fourth Proportional to 49,252,786.80, 73,872,473.40 and 12,864,022.80

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Solution

The fourth proportional to 49,252,786.80, 73,872,473.40 and 12,864,022.80 is: 19,294,282.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,252,786.80 : 73,872,473.40 = 12,864,022.80 : x
  2. Step 2: Convert to fraction form
    49,252,786.80/73,872,473.40 = 12,864,022.80/x
  3. Step 3: Cross multiply
    49,252,786.80x = 73,872,473.40 × 12,864,022.80
  4. Step 4: Simplify right side
    49,252,786.80x = 950,297,182,109,993.62
  5. Step 5: Solve for x
    x = 950,297,182,109,993.62/49,252,786.80
  6. Step 6: Final answer
    x = 19,294,282.49

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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.