Home / 20,185,233.40-30,277,850.10-18,001,732.60

Finding the Fourth Proportional to 20,185,233.40, 30,277,850.10 and 18,001,732.60

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Solution

The fourth proportional to 20,185,233.40, 30,277,850.10 and 18,001,732.60 is: 27,002,598.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,185,233.40 : 30,277,850.10 = 18,001,732.60 : x
  2. Step 2: Convert to fraction form
    20,185,233.40/30,277,850.10 = 18,001,732.60/x
  3. Step 3: Cross multiply
    20,185,233.40x = 30,277,850.10 × 18,001,732.60
  4. Step 4: Simplify right side
    20,185,233.40x = 545,053,761,203,083.31
  5. Step 5: Solve for x
    x = 545,053,761,203,083.31/20,185,233.40
  6. Step 6: Final answer
    x = 27,002,598.90

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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.