Home / 12,380,501.90-17,085,626.20-6,873,877.04

Finding the Fourth Proportional to 12,380,501.90, 17,085,626.20 and 6,873,877.04

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Solution

The fourth proportional to 12,380,501.90, 17,085,626.20 and 6,873,877.04 is: 9,486,246.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,380,501.90 : 17,085,626.20 = 6,873,877.04 : x
  2. Step 2: Convert to fraction form
    12,380,501.90/17,085,626.20 = 6,873,877.04/x
  3. Step 3: Cross multiply
    12,380,501.90x = 17,085,626.20 × 6,873,877.04
  4. Step 4: Simplify right side
    12,380,501.90x = 117,444,493,650,202.44
  5. Step 5: Solve for x
    x = 117,444,493,650,202.44/12,380,501.90
  6. Step 6: Final answer
    x = 9,486,246.57

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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.