Home / 18,999,721.46-26,222,043.84-10,627,556.51

Finding the Fourth Proportional to 18,999,721.46, 26,222,043.84 and 10,627,556.51

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Solution

The fourth proportional to 18,999,721.46, 26,222,043.84 and 10,627,556.51 is: 14,667,386.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,999,721.46 : 26,222,043.84 = 10,627,556.51 : x
  2. Step 2: Convert to fraction form
    18,999,721.46/26,222,043.84 = 10,627,556.51/x
  3. Step 3: Cross multiply
    18,999,721.46x = 26,222,043.84 × 10,627,556.51
  4. Step 4: Simplify right side
    18,999,721.46x = 278,676,252,717,297.41
  5. Step 5: Solve for x
    x = 278,676,252,717,297.41/18,999,721.46
  6. Step 6: Final answer
    x = 14,667,386.22

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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.