Home / 13,951,775.35-20,928,056.68-3,854,396.35

Finding the Fourth Proportional to 13,951,775.35, 20,928,056.68 and 3,854,396.35

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Solution

The fourth proportional to 13,951,775.35, 20,928,056.68 and 3,854,396.35 is: 5,781,703.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,951,775.35 : 20,928,056.68 = 3,854,396.35 : x
  2. Step 2: Convert to fraction form
    13,951,775.35/20,928,056.68 = 3,854,396.35/x
  3. Step 3: Cross multiply
    13,951,775.35x = 20,928,056.68 × 3,854,396.35
  4. Step 4: Simplify right side
    13,951,775.35x = 80,665,025,279,985.12
  5. Step 5: Solve for x
    x = 80,665,025,279,985.12/13,951,775.35
  6. Step 6: Final answer
    x = 5,781,703.28

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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.