Home / 18,604,076.44-27,909,839.54-10,418,359.51

Finding the Fourth Proportional to 18,604,076.44, 27,909,839.54 and 10,418,359.51

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Solution

The fourth proportional to 18,604,076.44, 27,909,839.54 and 10,418,359.51 is: 15,629,625.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604,076.44 : 27,909,839.54 = 10,418,359.51 : x
  2. Step 2: Convert to fraction form
    18,604,076.44/27,909,839.54 = 10,418,359.51/x
  3. Step 3: Cross multiply
    18,604,076.44x = 27,909,839.54 × 10,418,359.51
  4. Step 4: Simplify right side
    18,604,076.44x = 290,774,742,150,404.31
  5. Step 5: Solve for x
    x = 290,774,742,150,404.31/18,604,076.44
  6. Step 6: Final answer
    x = 15,629,625.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.