Home / 20,063,846.72-30,074,731.14-9,814,558.72

Finding the Fourth Proportional to 20,063,846.72, 30,074,731.14 and 9,814,558.72

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Solution

The fourth proportional to 20,063,846.72, 30,074,731.14 and 9,814,558.72 is: 14,711,546.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,063,846.72 : 30,074,731.14 = 9,814,558.72 : x
  2. Step 2: Convert to fraction form
    20,063,846.72/30,074,731.14 = 9,814,558.72/x
  3. Step 3: Cross multiply
    20,063,846.72x = 30,074,731.14 × 9,814,558.72
  4. Step 4: Simplify right side
    20,063,846.72x = 295,170,214,761,742.56
  5. Step 5: Solve for x
    x = 295,170,214,761,742.56/20,063,846.72
  6. Step 6: Final answer
    x = 14,711,546.54

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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.