Home / 18,008,888.03-27,014,079.54-5,229,392.75

Finding the Fourth Proportional to 18,008,888.03, 27,014,079.54 and 5,229,392.75

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Solution

The fourth proportional to 18,008,888.03, 27,014,079.54 and 5,229,392.75 is: 7,844,306.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,008,888.03 : 27,014,079.54 = 5,229,392.75 : x
  2. Step 2: Convert to fraction form
    18,008,888.03/27,014,079.54 = 5,229,392.75/x
  3. Step 3: Cross multiply
    18,008,888.03x = 27,014,079.54 × 5,229,392.75
  4. Step 4: Simplify right side
    18,008,888.03x = 141,267,231,694,399.34
  5. Step 5: Solve for x
    x = 141,267,231,694,399.34/18,008,888.03
  6. Step 6: Final answer
    x = 7,844,306.18

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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.