Home / 12,354,186.96-18,524,961.36-5,163,758.64

Finding the Fourth Proportional to 12,354,186.96, 18,524,961.36 and 5,163,758.64

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Solution

The fourth proportional to 12,354,186.96, 18,524,961.36 and 5,163,758.64 is: 7,742,996.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,354,186.96 : 18,524,961.36 = 5,163,758.64 : x
  2. Step 2: Convert to fraction form
    12,354,186.96/18,524,961.36 = 5,163,758.64/x
  3. Step 3: Cross multiply
    12,354,186.96x = 18,524,961.36 × 5,163,758.64
  4. Step 4: Simplify right side
    12,354,186.96x = 95,658,429,278,366.14
  5. Step 5: Solve for x
    x = 95,658,429,278,366.14/12,354,186.96
  6. Step 6: Final answer
    x = 7,742,996.73

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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.