Home / 15,089,186.45-20,783,410.92-11,597,848.72

Finding the Fourth Proportional to 15,089,186.45, 20,783,410.92 and 11,597,848.72

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Solution

The fourth proportional to 15,089,186.45, 20,783,410.92 and 11,597,848.72 is: 15,974,542.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,089,186.45 : 20,783,410.92 = 11,597,848.72 : x
  2. Step 2: Convert to fraction form
    15,089,186.45/20,783,410.92 = 11,597,848.72/x
  3. Step 3: Cross multiply
    15,089,186.45x = 20,783,410.92 × 11,597,848.72
  4. Step 4: Simplify right side
    15,089,186.45x = 241,042,855,683,797.50
  5. Step 5: Solve for x
    x = 241,042,855,683,797.50/15,089,186.45
  6. Step 6: Final answer
    x = 15,974,542.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.