Home / 13,904,106.20-20,856,159.30-11,804,586.20

Finding the Fourth Proportional to 13,904,106.20, 20,856,159.30 and 11,804,586.20

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Solution

The fourth proportional to 13,904,106.20, 20,856,159.30 and 11,804,586.20 is: 17,706,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,904,106.20 : 20,856,159.30 = 11,804,586.20 : x
  2. Step 2: Convert to fraction form
    13,904,106.20/20,856,159.30 = 11,804,586.20/x
  3. Step 3: Cross multiply
    13,904,106.20x = 20,856,159.30 × 11,804,586.20
  4. Step 4: Simplify right side
    13,904,106.20x = 246,198,330,257,781.66
  5. Step 5: Solve for x
    x = 246,198,330,257,781.66/13,904,106.20
  6. Step 6: Final answer
    x = 17,706,879.30

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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.