Home / 12,119,529-16,725,299.96-6,687,370.92

Finding the Fourth Proportional to 12,119,529, 16,725,299.96 and 6,687,370.92

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Solution

The fourth proportional to 12,119,529, 16,725,299.96 and 6,687,370.92 is: 9,228,764.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,119,529 : 16,725,299.96 = 6,687,370.92 : x
  2. Step 2: Convert to fraction form
    12,119,529/16,725,299.96 = 6,687,370.92/x
  3. Step 3: Cross multiply
    12,119,529x = 16,725,299.96 × 6,687,370.92
  4. Step 4: Simplify right side
    12,119,529x = 111,848,284,580,781.17
  5. Step 5: Solve for x
    x = 111,848,284,580,781.17/12,119,529
  6. Step 6: Final answer
    x = 9,228,764.96

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1.5x scale

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.