Home / 20,049,361.39-27,668,139.20-10,882,006.03

Finding the Fourth Proportional to 20,049,361.39, 27,668,139.20 and 10,882,006.03

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Solution

The fourth proportional to 20,049,361.39, 27,668,139.20 and 10,882,006.03 is: 15,017,179.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049,361.39 : 27,668,139.20 = 10,882,006.03 : x
  2. Step 2: Convert to fraction form
    20,049,361.39/27,668,139.20 = 10,882,006.03/x
  3. Step 3: Cross multiply
    20,049,361.39x = 27,668,139.20 × 10,882,006.03
  4. Step 4: Simplify right side
    20,049,361.39x = 301,084,857,558,869.31
  5. Step 5: Solve for x
    x = 301,084,857,558,869.31/20,049,361.39
  6. Step 6: Final answer
    x = 15,017,179.44

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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.