Home / 11,832,120.82-17,750,839.65-3,745,581.40

Finding the Fourth Proportional to 11,832,120.82, 17,750,839.65 and 3,745,581.40

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Solution

The fourth proportional to 11,832,120.82, 17,750,839.65 and 3,745,581.40 is: 5,619,213.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,832,120.82 : 17,750,839.65 = 3,745,581.40 : x
  2. Step 2: Convert to fraction form
    11,832,120.82/17,750,839.65 = 3,745,581.40/x
  3. Step 3: Cross multiply
    11,832,120.82x = 17,750,839.65 × 3,745,581.40
  4. Step 4: Simplify right side
    11,832,120.82x = 66,487,214,827,422.50
  5. Step 5: Solve for x
    x = 66,487,214,827,422.50/11,832,120.82
  6. Step 6: Final answer
    x = 5,619,213.65

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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.