Home / 21,954,186.45-32,928,290.22-5,778,783.18

Finding the Fourth Proportional to 21,954,186.45, 32,928,290.22 and 5,778,783.18

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Solution

The fourth proportional to 21,954,186.45, 32,928,290.22 and 5,778,783.18 is: 8,667,387.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,954,186.45 : 32,928,290.22 = 5,778,783.18 : x
  2. Step 2: Convert to fraction form
    21,954,186.45/32,928,290.22 = 5,778,783.18/x
  3. Step 3: Cross multiply
    21,954,186.45x = 32,928,290.22 × 5,778,783.18
  4. Step 4: Simplify right side
    21,954,186.45x = 190,285,449,669,494.47
  5. Step 5: Solve for x
    x = 190,285,449,669,494.47/21,954,186.45
  6. Step 6: Final answer
    x = 8,667,387.89

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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.