Home / 17,485,334.40-26,228,001.60-12,383,500.80

Finding the Fourth Proportional to 17,485,334.40, 26,228,001.60 and 12,383,500.80

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Solution

The fourth proportional to 17,485,334.40, 26,228,001.60 and 12,383,500.80 is: 18,575,251.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,485,334.40 : 26,228,001.60 = 12,383,500.80 : x
  2. Step 2: Convert to fraction form
    17,485,334.40/26,228,001.60 = 12,383,500.80/x
  3. Step 3: Cross multiply
    17,485,334.40x = 26,228,001.60 × 12,383,500.80
  4. Step 4: Simplify right side
    17,485,334.40x = 324,794,478,796,001.31
  5. Step 5: Solve for x
    x = 324,794,478,796,001.31/17,485,334.40
  6. Step 6: Final answer
    x = 18,575,251.20

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1.5x scale

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.