Home / 39,109,321.80-58,719,969.90-22,103,209.80

Finding the Fourth Proportional to 39,109,321.80, 58,719,969.90 and 22,103,209.80

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Solution

The fourth proportional to 39,109,321.80, 58,719,969.90 and 22,103,209.80 is: 33,186,456.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,109,321.80 : 58,719,969.90 = 22,103,209.80 : x
  2. Step 2: Convert to fraction form
    39,109,321.80/58,719,969.90 = 22,103,209.80/x
  3. Step 3: Cross multiply
    39,109,321.80x = 58,719,969.90 × 22,103,209.80
  4. Step 4: Simplify right side
    39,109,321.80x = 1,297,899,814,149,385
  5. Step 5: Solve for x
    x = 1,297,899,814,149,385/39,109,321.80
  6. Step 6: Final answer
    x = 33,186,456.69

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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.