Home / 18,636,926.07-25,720,016.55-11,196,863.85

Finding the Fourth Proportional to 18,636,926.07, 25,720,016.55 and 11,196,863.85

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Solution

The fourth proportional to 18,636,926.07, 25,720,016.55 and 11,196,863.85 is: 15,452,308.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,636,926.07 : 25,720,016.55 = 11,196,863.85 : x
  2. Step 2: Convert to fraction form
    18,636,926.07/25,720,016.55 = 11,196,863.85/x
  3. Step 3: Cross multiply
    18,636,926.07x = 25,720,016.55 × 11,196,863.85
  4. Step 4: Simplify right side
    18,636,926.07x = 287,983,523,530,096.69
  5. Step 5: Solve for x
    x = 287,983,523,530,096.69/18,636,926.07
  6. Step 6: Final answer
    x = 15,452,308.09

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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.