Home / 26,506,067.40-39,759,101.10-18,443,910.60

Finding the Fourth Proportional to 26,506,067.40, 39,759,101.10 and 18,443,910.60

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Solution

The fourth proportional to 26,506,067.40, 39,759,101.10 and 18,443,910.60 is: 27,665,865.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,506,067.40 : 39,759,101.10 = 18,443,910.60 : x
  2. Step 2: Convert to fraction form
    26,506,067.40/39,759,101.10 = 18,443,910.60/x
  3. Step 3: Cross multiply
    26,506,067.40x = 39,759,101.10 × 18,443,910.60
  4. Step 4: Simplify right side
    26,506,067.40x = 733,313,306,224,761.75
  5. Step 5: Solve for x
    x = 733,313,306,224,761.75/26,506,067.40
  6. Step 6: Final answer
    x = 27,665,865.90

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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.