Home / 26,422,067.70-39,633,101.55-8,472,986.10

Finding the Fourth Proportional to 26,422,067.70, 39,633,101.55 and 8,472,986.10

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Solution

The fourth proportional to 26,422,067.70, 39,633,101.55 and 8,472,986.10 is: 12,709,479.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,422,067.70 : 39,633,101.55 = 8,472,986.10 : x
  2. Step 2: Convert to fraction form
    26,422,067.70/39,633,101.55 = 8,472,986.10/x
  3. Step 3: Cross multiply
    26,422,067.70x = 39,633,101.55 × 8,472,986.10
  4. Step 4: Simplify right side
    26,422,067.70x = 335,810,718,533,038.44
  5. Step 5: Solve for x
    x = 335,810,718,533,038.44/26,422,067.70
  6. Step 6: Final answer
    x = 12,709,479.15

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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.