Home / 12,769,434.01-17,622,191.07-6,968,589.39

Finding the Fourth Proportional to 12,769,434.01, 17,622,191.07 and 6,968,589.39

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Solution

The fourth proportional to 12,769,434.01, 17,622,191.07 and 6,968,589.39 is: 9,616,856.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,769,434.01 : 17,622,191.07 = 6,968,589.39 : x
  2. Step 2: Convert to fraction form
    12,769,434.01/17,622,191.07 = 6,968,589.39/x
  3. Step 3: Cross multiply
    12,769,434.01x = 17,622,191.07 × 6,968,589.39
  4. Step 4: Simplify right side
    12,769,434.01x = 122,801,813,630,843.80
  5. Step 5: Solve for x
    x = 122,801,813,630,843.80/12,769,434.01
  6. Step 6: Final answer
    x = 9,616,856.44

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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.