Home / 33,175,874.72-45,783,011.41-18,291,732.68

Finding the Fourth Proportional to 33,175,874.72, 45,783,011.41 and 18,291,732.68

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Solution

The fourth proportional to 33,175,874.72, 45,783,011.41 and 18,291,732.68 is: 25,242,758.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,175,874.72 : 45,783,011.41 = 18,291,732.68 : x
  2. Step 2: Convert to fraction form
    33,175,874.72/45,783,011.41 = 18,291,732.68/x
  3. Step 3: Cross multiply
    33,175,874.72x = 45,783,011.41 × 18,291,732.68
  4. Step 4: Simplify right side
    33,175,874.72x = 837,450,605,997,109.75
  5. Step 5: Solve for x
    x = 837,450,605,997,109.75/33,175,874.72
  6. Step 6: Final answer
    x = 25,242,758.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.