Home / 20,112,566.02-27,755,363.46-11,290,791.22

Finding the Fourth Proportional to 20,112,566.02, 27,755,363.46 and 11,290,791.22

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Solution

The fourth proportional to 20,112,566.02, 27,755,363.46 and 11,290,791.22 is: 15,581,304.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,112,566.02 : 27,755,363.46 = 11,290,791.22 : x
  2. Step 2: Convert to fraction form
    20,112,566.02/27,755,363.46 = 11,290,791.22/x
  3. Step 3: Cross multiply
    20,112,566.02x = 27,755,363.46 × 11,290,791.22
  4. Step 4: Simplify right side
    20,112,566.02x = 313,380,014,062,076.88
  5. Step 5: Solve for x
    x = 313,380,014,062,076.88/20,112,566.02
  6. Step 6: Final answer
    x = 15,581,304.43

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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.