Home / 8,617,985.82-11,892,814.85-4,697,749.44

Finding the Fourth Proportional to 8,617,985.82, 11,892,814.85 and 4,697,749.44

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Solution

The fourth proportional to 8,617,985.82, 11,892,814.85 and 4,697,749.44 is: 6,482,891.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,617,985.82 : 11,892,814.85 = 4,697,749.44 : x
  2. Step 2: Convert to fraction form
    8,617,985.82/11,892,814.85 = 4,697,749.44/x
  3. Step 3: Cross multiply
    8,617,985.82x = 11,892,814.85 × 4,697,749.44
  4. Step 4: Simplify right side
    8,617,985.82x = 55,869,464,313,355.55
  5. Step 5: Solve for x
    x = 55,869,464,313,355.55/8,617,985.82
  6. Step 6: Final answer
    x = 6,482,891.19

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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.