Home / 20,148,369.30-27,805,494.31-11,448,024.03

Finding the Fourth Proportional to 20,148,369.30, 27,805,494.31 and 11,448,024.03

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Solution

The fourth proportional to 20,148,369.30, 27,805,494.31 and 11,448,024.03 is: 15,798,696.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,148,369.30 : 27,805,494.31 = 11,448,024.03 : x
  2. Step 2: Convert to fraction form
    20,148,369.30/27,805,494.31 = 11,448,024.03/x
  3. Step 3: Cross multiply
    20,148,369.30x = 27,805,494.31 × 11,448,024.03
  4. Step 4: Simplify right side
    20,148,369.30x = 318,317,966,998,288.19
  5. Step 5: Solve for x
    x = 318,317,966,998,288.19/20,148,369.30
  6. Step 6: Final answer
    x = 15,798,696.27

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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.