Home / 17,237,698.20-25,856,547.30-12,135,864.60

Finding the Fourth Proportional to 17,237,698.20, 25,856,547.30 and 12,135,864.60

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Solution

The fourth proportional to 17,237,698.20, 25,856,547.30 and 12,135,864.60 is: 18,203,796.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,237,698.20 : 25,856,547.30 = 12,135,864.60 : x
  2. Step 2: Convert to fraction form
    17,237,698.20/25,856,547.30 = 12,135,864.60/x
  3. Step 3: Cross multiply
    17,237,698.20x = 25,856,547.30 × 12,135,864.60
  4. Step 4: Simplify right side
    17,237,698.20x = 313,791,557,056,295.56
  5. Step 5: Solve for x
    x = 313,791,557,056,295.56/17,237,698.20
  6. Step 6: Final answer
    x = 18,203,796.90

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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.