Home / 26,422,407.20-39,633,610.80-20,045,115.20

Finding the Fourth Proportional to 26,422,407.20, 39,633,610.80 and 20,045,115.20

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Solution

The fourth proportional to 26,422,407.20, 39,633,610.80 and 20,045,115.20 is: 30,067,672.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,422,407.20 : 39,633,610.80 = 20,045,115.20 : x
  2. Step 2: Convert to fraction form
    26,422,407.20/39,633,610.80 = 20,045,115.20/x
  3. Step 3: Cross multiply
    26,422,407.20x = 39,633,610.80 × 20,045,115.20
  4. Step 4: Simplify right side
    26,422,407.20x = 794,460,294,277,964.12
  5. Step 5: Solve for x
    x = 794,460,294,277,964.12/26,422,407.20
  6. Step 6: Final answer
    x = 30,067,672.80

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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.