Home / 20,119,101.22-27,765,029.47-11,300,104.19

Finding the Fourth Proportional to 20,119,101.22, 27,765,029.47 and 11,300,104.19

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Solution

The fourth proportional to 20,119,101.22, 27,765,029.47 and 11,300,104.19 is: 15,594,519.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,119,101.22 : 27,765,029.47 = 11,300,104.19 : x
  2. Step 2: Convert to fraction form
    20,119,101.22/27,765,029.47 = 11,300,104.19/x
  3. Step 3: Cross multiply
    20,119,101.22x = 27,765,029.47 × 11,300,104.19
  4. Step 4: Simplify right side
    20,119,101.22x = 313,747,725,947,083.31
  5. Step 5: Solve for x
    x = 313,747,725,947,083.31/20,119,101.22
  6. Step 6: Final answer
    x = 15,594,519.98

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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.