Home / 16,906,077.96-23,330,432.55-9,171,120.30

Finding the Fourth Proportional to 16,906,077.96, 23,330,432.55 and 9,171,120.30

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Solution

The fourth proportional to 16,906,077.96, 23,330,432.55 and 9,171,120.30 is: 12,656,170.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,906,077.96 : 23,330,432.55 = 9,171,120.30 : x
  2. Step 2: Convert to fraction form
    16,906,077.96/23,330,432.55 = 9,171,120.30/x
  3. Step 3: Cross multiply
    16,906,077.96x = 23,330,432.55 × 9,171,120.30
  4. Step 4: Simplify right side
    16,906,077.96x = 213,966,203,567,085.78
  5. Step 5: Solve for x
    x = 213,966,203,567,085.78/16,906,077.96
  6. Step 6: Final answer
    x = 12,656,170.41

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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.