Home / 10,422,067.20-15,633,100.80-3,598,627.20

Finding the Fourth Proportional to 10,422,067.20, 15,633,100.80 and 3,598,627.20

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Solution

The fourth proportional to 10,422,067.20, 15,633,100.80 and 3,598,627.20 is: 5,397,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,422,067.20 : 15,633,100.80 = 3,598,627.20 : x
  2. Step 2: Convert to fraction form
    10,422,067.20/15,633,100.80 = 3,598,627.20/x
  3. Step 3: Cross multiply
    10,422,067.20x = 15,633,100.80 × 3,598,627.20
  4. Step 4: Simplify right side
    10,422,067.20x = 56,257,701,759,221.77
  5. Step 5: Solve for x
    x = 56,257,701,759,221.77/10,422,067.20
  6. Step 6: Final answer
    x = 5,397,940.80

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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.