Home / 18,479,792.07-27,705,515.72-11,294,709.75

Finding the Fourth Proportional to 18,479,792.07, 27,705,515.72 and 11,294,709.75

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Solution

The fourth proportional to 18,479,792.07, 27,705,515.72 and 11,294,709.75 is: 16,933,402.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,479,792.07 : 27,705,515.72 = 11,294,709.75 : x
  2. Step 2: Convert to fraction form
    18,479,792.07/27,705,515.72 = 11,294,709.75/x
  3. Step 3: Cross multiply
    18,479,792.07x = 27,705,515.72 × 11,294,709.75
  4. Step 4: Simplify right side
    18,479,792.07x = 312,925,758,474,988.75
  5. Step 5: Solve for x
    x = 312,925,758,474,988.75/18,479,792.07
  6. Step 6: Final answer
    x = 16,933,402.57

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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.