Home / 5,118,665.76-7,667,697.84-2,425,588.02

Finding the Fourth Proportional to 5,118,665.76, 7,667,697.84 and 2,425,588.02

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Solution

The fourth proportional to 5,118,665.76, 7,667,697.84 and 2,425,588.02 is: 3,633,500.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118,665.76 : 7,667,697.84 = 2,425,588.02 : x
  2. Step 2: Convert to fraction form
    5,118,665.76/7,667,697.84 = 2,425,588.02/x
  3. Step 3: Cross multiply
    5,118,665.76x = 7,667,697.84 × 2,425,588.02
  4. Step 4: Simplify right side
    5,118,665.76x = 18,598,676,021,683.88
  5. Step 5: Solve for x
    x = 18,598,676,021,683.88/5,118,665.76
  6. Step 6: Final answer
    x = 3,633,500.78

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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.