Home / 10,530,745.20-15,783,676.20-4,465,465.20

Finding the Fourth Proportional to 10,530,745.20, 15,783,676.20 and 4,465,465.20

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Solution

The fourth proportional to 10,530,745.20, 15,783,676.20 and 4,465,465.20 is: 6,692,922.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530,745.20 : 15,783,676.20 = 4,465,465.20 : x
  2. Step 2: Convert to fraction form
    10,530,745.20/15,783,676.20 = 4,465,465.20/x
  3. Step 3: Cross multiply
    10,530,745.20x = 15,783,676.20 × 4,465,465.20
  4. Step 4: Simplify right side
    10,530,745.20x = 70,481,456,799,168.23
  5. Step 5: Solve for x
    x = 70,481,456,799,168.23/10,530,745.20
  6. Step 6: Final answer
    x = 6,692,922.05

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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.