Home / 20,463,107.51-28,167,411.69-17,844,992.51

Finding the Fourth Proportional to 20,463,107.51, 28,167,411.69 and 17,844,992.51

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Solution

The fourth proportional to 20,463,107.51, 28,167,411.69 and 17,844,992.51 is: 24,563,583.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,463,107.51 : 28,167,411.69 = 17,844,992.51 : x
  2. Step 2: Convert to fraction form
    20,463,107.51/28,167,411.69 = 17,844,992.51/x
  3. Step 3: Cross multiply
    20,463,107.51x = 28,167,411.69 × 17,844,992.51
  4. Step 4: Simplify right side
    20,463,107.51x = 502,647,250,493,299.38
  5. Step 5: Solve for x
    x = 502,647,250,493,299.38/20,463,107.51
  6. Step 6: Final answer
    x = 24,563,583.53

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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.