Home / 14,652,081.75-20,219,872.86-8,126,710.41

Finding the Fourth Proportional to 14,652,081.75, 20,219,872.86 and 8,126,710.41

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Solution

The fourth proportional to 14,652,081.75, 20,219,872.86 and 8,126,710.41 is: 11,214,860.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652,081.75 : 20,219,872.86 = 8,126,710.41 : x
  2. Step 2: Convert to fraction form
    14,652,081.75/20,219,872.86 = 8,126,710.41/x
  3. Step 3: Cross multiply
    14,652,081.75x = 20,219,872.86 × 8,126,710.41
  4. Step 4: Simplify right side
    14,652,081.75x = 164,321,051,260,238.47
  5. Step 5: Solve for x
    x = 164,321,051,260,238.47/14,652,081.75
  6. Step 6: Final answer
    x = 11,214,860.39

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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.