Home / 26,422,409.20-39,633,613.80-20,045,117.20

Finding the Fourth Proportional to 26,422,409.20, 39,633,613.80 and 20,045,117.20

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Solution

The fourth proportional to 26,422,409.20, 39,633,613.80 and 20,045,117.20 is: 30,067,675.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,422,409.20 : 39,633,613.80 = 20,045,117.20 : x
  2. Step 2: Convert to fraction form
    26,422,409.20/39,633,613.80 = 20,045,117.20/x
  3. Step 3: Cross multiply
    26,422,409.20x = 39,633,613.80 × 20,045,117.20
  4. Step 4: Simplify right side
    26,422,409.20x = 794,460,433,680,537.25
  5. Step 5: Solve for x
    x = 794,460,433,680,537.25/26,422,409.20
  6. Step 6: Final answer
    x = 30,067,675.80

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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.