Home / 8,768,003.20-13,152,004.80-4,289,027.20

Finding the Fourth Proportional to 8,768,003.20, 13,152,004.80 and 4,289,027.20

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Solution

The fourth proportional to 8,768,003.20, 13,152,004.80 and 4,289,027.20 is: 6,433,540.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768,003.20 : 13,152,004.80 = 4,289,027.20 : x
  2. Step 2: Convert to fraction form
    8,768,003.20/13,152,004.80 = 4,289,027.20/x
  3. Step 3: Cross multiply
    8,768,003.20x = 13,152,004.80 × 4,289,027.20
  4. Step 4: Simplify right side
    8,768,003.20x = 56,409,306,321,730.56
  5. Step 5: Solve for x
    x = 56,409,306,321,730.56/8,768,003.20
  6. Step 6: Final answer
    x = 6,433,540.80

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1.5x scale

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.