Home / 12,584,063.37-18,864,135.81-8,022,309.42

Finding the Fourth Proportional to 12,584,063.37, 18,864,135.81 and 8,022,309.42

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Solution

The fourth proportional to 12,584,063.37, 18,864,135.81 and 8,022,309.42 is: 12,025,840.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584,063.37 : 18,864,135.81 = 8,022,309.42 : x
  2. Step 2: Convert to fraction form
    12,584,063.37/18,864,135.81 = 8,022,309.42/x
  3. Step 3: Cross multiply
    12,584,063.37x = 18,864,135.81 × 8,022,309.42
  4. Step 4: Simplify right side
    12,584,063.37x = 151,333,934,408,722.31
  5. Step 5: Solve for x
    x = 151,333,934,408,722.31/12,584,063.37
  6. Step 6: Final answer
    x = 12,025,840.14

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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.