Home / 10,043,667.78-15,056,655.25-3,982,659.72

Finding the Fourth Proportional to 10,043,667.78, 15,056,655.25 and 3,982,659.72

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Solution

The fourth proportional to 10,043,667.78, 15,056,655.25 and 3,982,659.72 is: 5,970,481.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,043,667.78 : 15,056,655.25 = 3,982,659.72 : x
  2. Step 2: Convert to fraction form
    10,043,667.78/15,056,655.25 = 3,982,659.72/x
  3. Step 3: Cross multiply
    10,043,667.78x = 15,056,655.25 × 3,982,659.72
  4. Step 4: Simplify right side
    10,043,667.78x = 59,965,534,382,101.53
  5. Step 5: Solve for x
    x = 59,965,534,382,101.53/10,043,667.78
  6. Step 6: Final answer
    x = 5,970,481.67

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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.