Home / 13,629,540.90-20,444,311.35-9,803,165.70

Finding the Fourth Proportional to 13,629,540.90, 20,444,311.35 and 9,803,165.70

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Solution

The fourth proportional to 13,629,540.90, 20,444,311.35 and 9,803,165.70 is: 14,704,748.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,629,540.90 : 20,444,311.35 = 9,803,165.70 : x
  2. Step 2: Convert to fraction form
    13,629,540.90/20,444,311.35 = 9,803,165.70/x
  3. Step 3: Cross multiply
    13,629,540.90x = 20,444,311.35 × 9,803,165.70
  4. Step 4: Simplify right side
    13,629,540.90x = 200,418,971,786,440.69
  5. Step 5: Solve for x
    x = 200,418,971,786,440.69/13,629,540.90
  6. Step 6: Final answer
    x = 14,704,748.55

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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.