Home / 27,997,676.20-41,991,330.30-7,798,738.60

Finding the Fourth Proportional to 27,997,676.20, 41,991,330.30 and 7,798,738.60

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Solution

The fourth proportional to 27,997,676.20, 41,991,330.30 and 7,798,738.60 is: 11,696,663.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,997,676.20 : 41,991,330.30 = 7,798,738.60 : x
  2. Step 2: Convert to fraction form
    27,997,676.20/41,991,330.30 = 7,798,738.60/x
  3. Step 3: Cross multiply
    27,997,676.20x = 41,991,330.30 × 7,798,738.60
  4. Step 4: Simplify right side
    27,997,676.20x = 327,479,408,475,959.56
  5. Step 5: Solve for x
    x = 327,479,408,475,959.56/27,997,676.20
  6. Step 6: Final answer
    x = 11,696,663.90

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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.