Home / 13,204,179.88-18,225,009.66-8,050,383.16

Finding the Fourth Proportional to 13,204,179.88, 18,225,009.66 and 8,050,383.16

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Solution

The fourth proportional to 13,204,179.88, 18,225,009.66 and 8,050,383.16 is: 11,111,505.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,204,179.88 : 18,225,009.66 = 8,050,383.16 : x
  2. Step 2: Convert to fraction form
    13,204,179.88/18,225,009.66 = 8,050,383.16/x
  3. Step 3: Cross multiply
    13,204,179.88x = 18,225,009.66 × 8,050,383.16
  4. Step 4: Simplify right side
    13,204,179.88x = 146,718,310,857,701.34
  5. Step 5: Solve for x
    x = 146,718,310,857,701.34/13,204,179.88
  6. Step 6: Final answer
    x = 11,111,505.01

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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.