Home / 8,408,399.10-11,603,590.31-4,540,919.88

Finding the Fourth Proportional to 8,408,399.10, 11,603,590.31 and 4,540,919.88

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Solution

The fourth proportional to 8,408,399.10, 11,603,590.31 and 4,540,919.88 is: 6,266,469.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,408,399.10 : 11,603,590.31 = 4,540,919.88 : x
  2. Step 2: Convert to fraction form
    8,408,399.10/11,603,590.31 = 4,540,919.88/x
  3. Step 3: Cross multiply
    8,408,399.10x = 11,603,590.31 × 4,540,919.88
  4. Step 4: Simplify right side
    8,408,399.10x = 52,690,973,944,384.59
  5. Step 5: Solve for x
    x = 52,690,973,944,384.59/8,408,399.10
  6. Step 6: Final answer
    x = 6,266,469.20

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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.