Home / 12,667,419.60-17,481,076.46-6,866,224.40

Finding the Fourth Proportional to 12,667,419.60, 17,481,076.46 and 6,866,224.40

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Solution

The fourth proportional to 12,667,419.60, 17,481,076.46 and 6,866,224.40 is: 9,475,409.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,667,419.60 : 17,481,076.46 = 6,866,224.40 : x
  2. Step 2: Convert to fraction form
    12,667,419.60/17,481,076.46 = 6,866,224.40/x
  3. Step 3: Cross multiply
    12,667,419.60x = 17,481,076.46 × 6,866,224.40
  4. Step 4: Simplify right side
    12,667,419.60x = 120,028,993,763,037.52
  5. Step 5: Solve for x
    x = 120,028,993,763,037.52/12,667,419.60
  6. Step 6: Final answer
    x = 9,475,409.96

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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.