Home / 8,215,408.16-11,337,123.20-4,544,321.92

Finding the Fourth Proportional to 8,215,408.16, 11,337,123.20 and 4,544,321.92

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Solution

The fourth proportional to 8,215,408.16, 11,337,123.20 and 4,544,321.92 is: 6,271,086.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,215,408.16 : 11,337,123.20 = 4,544,321.92 : x
  2. Step 2: Convert to fraction form
    8,215,408.16/11,337,123.20 = 4,544,321.92/x
  3. Step 3: Cross multiply
    8,215,408.16x = 11,337,123.20 × 4,544,321.92
  4. Step 4: Simplify right side
    8,215,408.16x = 51,519,537,467,500.54
  5. Step 5: Solve for x
    x = 51,519,537,467,500.54/8,215,408.16
  6. Step 6: Final answer
    x = 6,271,086.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.