Home / 12,215,010.60-18,314,992.62-4,127,222.16

Finding the Fourth Proportional to 12,215,010.60, 18,314,992.62 and 4,127,222.16

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Solution

The fourth proportional to 12,215,010.60, 18,314,992.62 and 4,127,222.16 is: 6,188,291.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,215,010.60 : 18,314,992.62 = 4,127,222.16 : x
  2. Step 2: Convert to fraction form
    12,215,010.60/18,314,992.62 = 4,127,222.16/x
  3. Step 3: Cross multiply
    12,215,010.60x = 18,314,992.62 × 4,127,222.16
  4. Step 4: Simplify right side
    12,215,010.60x = 75,590,043,401,500.47
  5. Step 5: Solve for x
    x = 75,590,043,401,500.47/12,215,010.60
  6. Step 6: Final answer
    x = 6,188,291.27

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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.