Home / 6,745,786.74-10,119,388.92-2,197,189.72

Finding the Fourth Proportional to 6,745,786.74, 10,119,388.92 and 2,197,189.72

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Solution

The fourth proportional to 6,745,786.74, 10,119,388.92 and 2,197,189.72 is: 3,296,015.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,745,786.74 : 10,119,388.92 = 2,197,189.72 : x
  2. Step 2: Convert to fraction form
    6,745,786.74/10,119,388.92 = 2,197,189.72/x
  3. Step 3: Cross multiply
    6,745,786.74x = 10,119,388.92 × 2,197,189.72
  4. Step 4: Simplify right side
    6,745,786.74x = 22,234,217,307,705.91
  5. Step 5: Solve for x
    x = 22,234,217,307,705.91/6,745,786.74
  6. Step 6: Final answer
    x = 3,296,015.45

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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.