Home / 13,600,383.71-20,400,553.69-9,327,598.07

Finding the Fourth Proportional to 13,600,383.71, 20,400,553.69 and 9,327,598.07

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Solution

The fourth proportional to 13,600,383.71, 20,400,553.69 and 9,327,598.07 is: 13,991,382.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,600,383.71 : 20,400,553.69 = 9,327,598.07 : x
  2. Step 2: Convert to fraction form
    13,600,383.71/20,400,553.69 = 9,327,598.07/x
  3. Step 3: Cross multiply
    13,600,383.71x = 20,400,553.69 × 9,327,598.07
  4. Step 4: Simplify right side
    13,600,383.71x = 190,288,165,100,453.59
  5. Step 5: Solve for x
    x = 190,288,165,100,453.59/13,600,383.71
  6. Step 6: Final answer
    x = 13,991,382.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.