Home / 18,722,022.40-28,083,033.60-17,462,310.40

Finding the Fourth Proportional to 18,722,022.40, 28,083,033.60 and 17,462,310.40

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Solution

The fourth proportional to 18,722,022.40, 28,083,033.60 and 17,462,310.40 is: 26,193,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,722,022.40 : 28,083,033.60 = 17,462,310.40 : x
  2. Step 2: Convert to fraction form
    18,722,022.40/28,083,033.60 = 17,462,310.40/x
  3. Step 3: Cross multiply
    18,722,022.40x = 28,083,033.60 × 17,462,310.40
  4. Step 4: Simplify right side
    18,722,022.40x = 490,394,649,696,829.44
  5. Step 5: Solve for x
    x = 490,394,649,696,829.44/18,722,022.40
  6. Step 6: Final answer
    x = 26,193,465.60

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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.