Home / 18,084,087.60-27,126,131.40-10,021,930.80

Finding the Fourth Proportional to 18,084,087.60, 27,126,131.40 and 10,021,930.80

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Solution

The fourth proportional to 18,084,087.60, 27,126,131.40 and 10,021,930.80 is: 15,032,896.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,084,087.60 : 27,126,131.40 = 10,021,930.80 : x
  2. Step 2: Convert to fraction form
    18,084,087.60/27,126,131.40 = 10,021,930.80/x
  3. Step 3: Cross multiply
    18,084,087.60x = 27,126,131.40 × 10,021,930.80
  4. Step 4: Simplify right side
    18,084,087.60x = 271,856,211,762,507.12
  5. Step 5: Solve for x
    x = 271,856,211,762,507.12/18,084,087.60
  6. Step 6: Final answer
    x = 15,032,896.20

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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.