Home / 36,309,668.40-54,408,515.40-31,494,769.20

Finding the Fourth Proportional to 36,309,668.40, 54,408,515.40 and 31,494,769.20

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Solution

The fourth proportional to 36,309,668.40, 54,408,515.40 and 31,494,769.20 is: 47,193,590.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,309,668.40 : 54,408,515.40 = 31,494,769.20 : x
  2. Step 2: Convert to fraction form
    36,309,668.40/54,408,515.40 = 31,494,769.20/x
  3. Step 3: Cross multiply
    36,309,668.40x = 54,408,515.40 × 31,494,769.20
  4. Step 4: Simplify right side
    36,309,668.40x = 1,713,583,635,037,645.50
  5. Step 5: Solve for x
    x = 1,713,583,635,037,645.50/36,309,668.40
  6. Step 6: Final answer
    x = 47,193,590.87

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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.