Home / 16,949,016.90-23,388,650.09-9,213,991.56

Finding the Fourth Proportional to 16,949,016.90, 23,388,650.09 and 9,213,991.56

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Solution

The fourth proportional to 16,949,016.90, 23,388,650.09 and 9,213,991.56 is: 12,714,768.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,949,016.90 : 23,388,650.09 = 9,213,991.56 : x
  2. Step 2: Convert to fraction form
    16,949,016.90/23,388,650.09 = 9,213,991.56/x
  3. Step 3: Cross multiply
    16,949,016.90x = 23,388,650.09 × 9,213,991.56
  4. Step 4: Simplify right side
    16,949,016.90x = 215,502,824,529,053.25
  5. Step 5: Solve for x
    x = 215,502,824,529,053.25/16,949,016.90
  6. Step 6: Final answer
    x = 12,714,768.40

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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.