Home / 27,559,021.05-41,338,531.58-18,949,676.85

Finding the Fourth Proportional to 27,559,021.05, 41,338,531.58 and 18,949,676.85

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Solution

The fourth proportional to 27,559,021.05, 41,338,531.58 and 18,949,676.85 is: 28,424,515.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,559,021.05 : 41,338,531.58 = 18,949,676.85 : x
  2. Step 2: Convert to fraction form
    27,559,021.05/41,338,531.58 = 18,949,676.85/x
  3. Step 3: Cross multiply
    27,559,021.05x = 41,338,531.58 × 18,949,676.85
  4. Step 4: Simplify right side
    27,559,021.05x = 783,351,814,799,771.62
  5. Step 5: Solve for x
    x = 783,351,814,799,771.62/27,559,021.05
  6. Step 6: Final answer
    x = 28,424,515.28

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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.