Home / 25,568,374.20-38,376,180.90-12,798,043.80

Finding the Fourth Proportional to 25,568,374.20, 38,376,180.90 and 12,798,043.80

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Solution

The fourth proportional to 25,568,374.20, 38,376,180.90 and 12,798,043.80 is: 19,208,888.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,568,374.20 : 38,376,180.90 = 12,798,043.80 : x
  2. Step 2: Convert to fraction form
    25,568,374.20/38,376,180.90 = 12,798,043.80/x
  3. Step 3: Cross multiply
    25,568,374.20x = 38,376,180.90 × 12,798,043.80
  4. Step 4: Simplify right side
    25,568,374.20x = 491,140,044,034,923.44
  5. Step 5: Solve for x
    x = 491,140,044,034,923.44/25,568,374.20
  6. Step 6: Final answer
    x = 19,208,888.30

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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.