Home / 51,899,956.32-77,825,971.84-19,102,286.88

Finding the Fourth Proportional to 51,899,956.32, 77,825,971.84 and 19,102,286.88

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Solution

The fourth proportional to 51,899,956.32, 77,825,971.84 and 19,102,286.88 is: 28,644,610.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,899,956.32 : 77,825,971.84 = 19,102,286.88 : x
  2. Step 2: Convert to fraction form
    51,899,956.32/77,825,971.84 = 19,102,286.88/x
  3. Step 3: Cross multiply
    51,899,956.32x = 77,825,971.84 × 19,102,286.88
  4. Step 4: Simplify right side
    51,899,956.32x = 1,486,654,040,802,481.50
  5. Step 5: Solve for x
    x = 1,486,654,040,802,481.50/51,899,956.32
  6. Step 6: Final answer
    x = 28,644,610.64

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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.