Home / 12,826,976.25-17,701,008.45-6,946,562.65

Finding the Fourth Proportional to 12,826,976.25, 17,701,008.45 and 6,946,562.65

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Solution

The fourth proportional to 12,826,976.25, 17,701,008.45 and 6,946,562.65 is: 9,586,137.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,826,976.25 : 17,701,008.45 = 6,946,562.65 : x
  2. Step 2: Convert to fraction form
    12,826,976.25/17,701,008.45 = 6,946,562.65/x
  3. Step 3: Cross multiply
    12,826,976.25x = 17,701,008.45 × 6,946,562.65
  4. Step 4: Simplify right side
    12,826,976.25x = 122,961,164,214,911.11
  5. Step 5: Solve for x
    x = 122,961,164,214,911.11/12,826,976.25
  6. Step 6: Final answer
    x = 9,586,137.98

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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.