Home / 20,194,203.22-28,056,138.33-19,952,065.40

Finding the Fourth Proportional to 20,194,203.22, 28,056,138.33 and 19,952,065.40

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Solution

The fourth proportional to 20,194,203.22, 28,056,138.33 and 19,952,065.40 is: 27,719,732.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194,203.22 : 28,056,138.33 = 19,952,065.40 : x
  2. Step 2: Convert to fraction form
    20,194,203.22/28,056,138.33 = 19,952,065.40/x
  3. Step 3: Cross multiply
    20,194,203.22x = 28,056,138.33 × 19,952,065.40
  4. Step 4: Simplify right side
    20,194,203.22x = 559,777,906,831,606.69
  5. Step 5: Solve for x
    x = 559,777,906,831,606.69/20,194,203.22
  6. Step 6: Final answer
    x = 27,719,732.28

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.