Home / 18,483,110.84-25,498,882.68-12,373,507.64

Finding the Fourth Proportional to 18,483,110.84, 25,498,882.68 and 12,373,507.64

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Solution

The fourth proportional to 18,483,110.84, 25,498,882.68 and 12,373,507.64 is: 17,070,211.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,483,110.84 : 25,498,882.68 = 12,373,507.64 : x
  2. Step 2: Convert to fraction form
    18,483,110.84/25,498,882.68 = 12,373,507.64/x
  3. Step 3: Cross multiply
    18,483,110.84x = 25,498,882.68 × 12,373,507.64
  4. Step 4: Simplify right side
    18,483,110.84x = 315,510,619,652,443.69
  5. Step 5: Solve for x
    x = 315,510,619,652,443.69/18,483,110.84
  6. Step 6: Final answer
    x = 17,070,211.96

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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.