Home / 12,769,230.20-17,621,911.58-6,968,385.72

Finding the Fourth Proportional to 12,769,230.20, 17,621,911.58 and 6,968,385.72

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Solution

The fourth proportional to 12,769,230.20, 17,621,911.58 and 6,968,385.72 is: 9,616,576.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,769,230.20 : 17,621,911.58 = 6,968,385.72 : x
  2. Step 2: Convert to fraction form
    12,769,230.20/17,621,911.58 = 6,968,385.72/x
  3. Step 3: Cross multiply
    12,769,230.20x = 17,621,911.58 × 6,968,385.72
  4. Step 4: Simplify right side
    12,769,230.20x = 122,796,277,013,174.62
  5. Step 5: Solve for x
    x = 122,796,277,013,174.62/12,769,230.20
  6. Step 6: Final answer
    x = 9,616,576.34

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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.