Home / 13,814,721.70-20,722,131.76-4,230,060.34

Finding the Fourth Proportional to 13,814,721.70, 20,722,131.76 and 4,230,060.34

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Solution

The fourth proportional to 13,814,721.70, 20,722,131.76 and 4,230,060.34 is: 6,345,105.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,814,721.70 : 20,722,131.76 = 4,230,060.34 : x
  2. Step 2: Convert to fraction form
    13,814,721.70/20,722,131.76 = 4,230,060.34/x
  3. Step 3: Cross multiply
    13,814,721.70x = 20,722,131.76 × 4,230,060.34
  4. Step 4: Simplify right side
    13,814,721.70x = 87,655,867,718,230.41
  5. Step 5: Solve for x
    x = 87,655,867,718,230.41/13,814,721.70
  6. Step 6: Final answer
    x = 6,345,105.58

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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.