Home / 12,224,945.70-18,337,418.55-5,506,481.70

Finding the Fourth Proportional to 12,224,945.70, 18,337,418.55 and 5,506,481.70

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Solution

The fourth proportional to 12,224,945.70, 18,337,418.55 and 5,506,481.70 is: 8,259,722.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,224,945.70 : 18,337,418.55 = 5,506,481.70 : x
  2. Step 2: Convert to fraction form
    12,224,945.70/18,337,418.55 = 5,506,481.70/x
  3. Step 3: Cross multiply
    12,224,945.70x = 18,337,418.55 × 5,506,481.70
  4. Step 4: Simplify right side
    12,224,945.70x = 100,974,659,670,815.55
  5. Step 5: Solve for x
    x = 100,974,659,670,815.55/12,224,945.70
  6. Step 6: Final answer
    x = 8,259,722.55

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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.