Home / 12,201,241.28-16,838,022.78-6,694,614.68

Finding the Fourth Proportional to 12,201,241.28, 16,838,022.78 and 6,694,614.68

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Solution

The fourth proportional to 12,201,241.28, 16,838,022.78 and 6,694,614.68 is: 9,238,738.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,201,241.28 : 16,838,022.78 = 6,694,614.68 : x
  2. Step 2: Convert to fraction form
    12,201,241.28/16,838,022.78 = 6,694,614.68/x
  3. Step 3: Cross multiply
    12,201,241.28x = 16,838,022.78 × 6,694,614.68
  4. Step 4: Simplify right side
    12,201,241.28x = 112,724,074,485,162.41
  5. Step 5: Solve for x
    x = 112,724,074,485,162.41/12,201,241.28
  6. Step 6: Final answer
    x = 9,238,738.25

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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.