Home / 20,060,973.92-27,683,748.60-11,801,928.80

Finding the Fourth Proportional to 20,060,973.92, 27,683,748.60 and 11,801,928.80

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Solution

The fourth proportional to 20,060,973.92, 27,683,748.60 and 11,801,928.80 is: 16,286,429.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,060,973.92 : 27,683,748.60 = 11,801,928.80 : x
  2. Step 2: Convert to fraction form
    20,060,973.92/27,683,748.60 = 11,801,928.80/x
  3. Step 3: Cross multiply
    20,060,973.92x = 27,683,748.60 × 11,801,928.80
  4. Step 4: Simplify right side
    20,060,973.92x = 326,721,629,894,299.69
  5. Step 5: Solve for x
    x = 326,721,629,894,299.69/20,060,973.92
  6. Step 6: Final answer
    x = 16,286,429.12

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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.