Home / 26,422,403.70-39,633,605.55-20,045,111.70

Finding the Fourth Proportional to 26,422,403.70, 39,633,605.55 and 20,045,111.70

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Solution

The fourth proportional to 26,422,403.70, 39,633,605.55 and 20,045,111.70 is: 30,067,667.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,422,403.70 : 39,633,605.55 = 20,045,111.70 : x
  2. Step 2: Convert to fraction form
    26,422,403.70/39,633,605.55 = 20,045,111.70/x
  3. Step 3: Cross multiply
    26,422,403.70x = 39,633,605.55 × 20,045,111.70
  4. Step 4: Simplify right side
    26,422,403.70x = 794,460,050,323,489.88
  5. Step 5: Solve for x
    x = 794,460,050,323,489.88/26,422,403.70
  6. Step 6: Final answer
    x = 30,067,667.55

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Similar ratio
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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.