Home / 28,917,190.10-43,375,886.53-7,351,794.11

Finding the Fourth Proportional to 28,917,190.10, 43,375,886.53 and 7,351,794.11

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Solution

The fourth proportional to 28,917,190.10, 43,375,886.53 and 7,351,794.11 is: 11,027,716.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,917,190.10 : 43,375,886.53 = 7,351,794.11 : x
  2. Step 2: Convert to fraction form
    28,917,190.10/43,375,886.53 = 7,351,794.11/x
  3. Step 3: Cross multiply
    28,917,190.10x = 43,375,886.53 × 7,351,794.11
  4. Step 4: Simplify right side
    28,917,190.10x = 318,890,587,107,282.38
  5. Step 5: Solve for x
    x = 318,890,587,107,282.38/28,917,190.10
  6. Step 6: Final answer
    x = 11,027,716.94

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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.