Home / 10,204,125.22-14,081,691.54-5,620,446.64

Finding the Fourth Proportional to 10,204,125.22, 14,081,691.54 and 5,620,446.64

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Solution

The fourth proportional to 10,204,125.22, 14,081,691.54 and 5,620,446.64 is: 7,756,215.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,204,125.22 : 14,081,691.54 = 5,620,446.64 : x
  2. Step 2: Convert to fraction form
    10,204,125.22/14,081,691.54 = 5,620,446.64/x
  3. Step 3: Cross multiply
    10,204,125.22x = 14,081,691.54 × 5,620,446.64
  4. Step 4: Simplify right side
    10,204,125.22x = 79,145,395,901,509.42
  5. Step 5: Solve for x
    x = 79,145,395,901,509.42/10,204,125.22
  6. Step 6: Final answer
    x = 7,756,215.67

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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.