Home / 22,255,556.40-33,383,334.60-20,236,080.60

Finding the Fourth Proportional to 22,255,556.40, 33,383,334.60 and 20,236,080.60

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Solution

The fourth proportional to 22,255,556.40, 33,383,334.60 and 20,236,080.60 is: 30,354,120.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,255,556.40 : 33,383,334.60 = 20,236,080.60 : x
  2. Step 2: Convert to fraction form
    22,255,556.40/33,383,334.60 = 20,236,080.60/x
  3. Step 3: Cross multiply
    22,255,556.40x = 33,383,334.60 × 20,236,080.60
  4. Step 4: Simplify right side
    22,255,556.40x = 675,547,849,662,368.88
  5. Step 5: Solve for x
    x = 675,547,849,662,368.88/22,255,556.40
  6. Step 6: Final answer
    x = 30,354,120.90

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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.