Home / 19,644,072.60-27,109,101.04-11,272,806.56

Finding the Fourth Proportional to 19,644,072.60, 27,109,101.04 and 11,272,806.56

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Solution

The fourth proportional to 19,644,072.60, 27,109,101.04 and 11,272,806.56 is: 15,556,634.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,644,072.60 : 27,109,101.04 = 11,272,806.56 : x
  2. Step 2: Convert to fraction form
    19,644,072.60/27,109,101.04 = 11,272,806.56/x
  3. Step 3: Cross multiply
    19,644,072.60x = 27,109,101.04 × 11,272,806.56
  4. Step 4: Simplify right side
    19,644,072.60x = 305,595,652,039,414.81
  5. Step 5: Solve for x
    x = 305,595,652,039,414.81/19,644,072.60
  6. Step 6: Final answer
    x = 15,556,634.22

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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.