Home / 19,617,043.45-27,071,494.60-12,171,936.42

Finding the Fourth Proportional to 19,617,043.45, 27,071,494.60 and 12,171,936.42

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Solution

The fourth proportional to 19,617,043.45, 27,071,494.60 and 12,171,936.42 is: 16,797,256.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,617,043.45 : 27,071,494.60 = 12,171,936.42 : x
  2. Step 2: Convert to fraction form
    19,617,043.45/27,071,494.60 = 12,171,936.42/x
  3. Step 3: Cross multiply
    19,617,043.45x = 27,071,494.60 × 12,171,936.42
  4. Step 4: Simplify right side
    19,617,043.45x = 329,512,510,869,356.12
  5. Step 5: Solve for x
    x = 329,512,510,869,356.12/19,617,043.45
  6. Step 6: Final answer
    x = 16,797,256.51

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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.