Home / 11,856,104.70-17,792,451.45-5,129,346.30

Finding the Fourth Proportional to 11,856,104.70, 17,792,451.45 and 5,129,346.30

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Solution

The fourth proportional to 11,856,104.70, 17,792,451.45 and 5,129,346.30 is: 7,697,607.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,856,104.70 : 17,792,451.45 = 5,129,346.30 : x
  2. Step 2: Convert to fraction form
    11,856,104.70/17,792,451.45 = 5,129,346.30/x
  3. Step 3: Cross multiply
    11,856,104.70x = 17,792,451.45 × 5,129,346.30
  4. Step 4: Simplify right side
    11,856,104.70x = 91,263,645,012,987.12
  5. Step 5: Solve for x
    x = 91,263,645,012,987.12/11,856,104.70
  6. Step 6: Final answer
    x = 7,697,607.88

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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.