Home / 12,801,814.44-19,182,497.37-10,393,894.65

Finding the Fourth Proportional to 12,801,814.44, 19,182,497.37 and 10,393,894.65

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Solution

The fourth proportional to 12,801,814.44, 19,182,497.37 and 10,393,894.65 is: 15,574,421.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,801,814.44 : 19,182,497.37 = 10,393,894.65 : x
  2. Step 2: Convert to fraction form
    12,801,814.44/19,182,497.37 = 10,393,894.65/x
  3. Step 3: Cross multiply
    12,801,814.44x = 19,182,497.37 × 10,393,894.65
  4. Step 4: Simplify right side
    12,801,814.44x = 199,380,856,787,682.09
  5. Step 5: Solve for x
    x = 199,380,856,787,682.09/12,801,814.44
  6. Step 6: Final answer
    x = 15,574,421.71

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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.