Home / 8,009,257.20-12,008,579.40-4,416,745.20

Finding the Fourth Proportional to 8,009,257.20, 12,008,579.40 and 4,416,745.20

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Solution

The fourth proportional to 8,009,257.20, 12,008,579.40 and 4,416,745.20 is: 6,622,191.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,009,257.20 : 12,008,579.40 = 4,416,745.20 : x
  2. Step 2: Convert to fraction form
    8,009,257.20/12,008,579.40 = 4,416,745.20/x
  3. Step 3: Cross multiply
    8,009,257.20x = 12,008,579.40 × 4,416,745.20
  4. Step 4: Simplify right side
    8,009,257.20x = 53,038,835,423,768.88
  5. Step 5: Solve for x
    x = 53,038,835,423,768.88/8,009,257.20
  6. Step 6: Final answer
    x = 6,622,191.56

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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.