Home / 7,669,967.70-11,504,964.62-6,142,676.86

Finding the Fourth Proportional to 7,669,967.70, 11,504,964.62 and 6,142,676.86

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Solution

The fourth proportional to 7,669,967.70, 11,504,964.62 and 6,142,676.86 is: 9,214,025.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,669,967.70 : 11,504,964.62 = 6,142,676.86 : x
  2. Step 2: Convert to fraction form
    7,669,967.70/11,504,964.62 = 6,142,676.86/x
  3. Step 3: Cross multiply
    7,669,967.70x = 11,504,964.62 × 6,142,676.86
  4. Step 4: Simplify right side
    7,669,967.70x = 70,671,279,932,986.97
  5. Step 5: Solve for x
    x = 70,671,279,932,986.97/7,669,967.70
  6. Step 6: Final answer
    x = 9,214,025.76

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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.