Home / 9,170,107.60-12,654,863.16-5,040,589.60

Finding the Fourth Proportional to 9,170,107.60, 12,654,863.16 and 5,040,589.60

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Solution

The fourth proportional to 9,170,107.60, 12,654,863.16 and 5,040,589.60 is: 6,956,076.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170,107.60 : 12,654,863.16 = 5,040,589.60 : x
  2. Step 2: Convert to fraction form
    9,170,107.60/12,654,863.16 = 5,040,589.60/x
  3. Step 3: Cross multiply
    9,170,107.60x = 12,654,863.16 × 5,040,589.60
  4. Step 4: Simplify right side
    9,170,107.60x = 63,787,971,633,719.13
  5. Step 5: Solve for x
    x = 63,787,971,633,719.13/9,170,107.60
  6. Step 6: Final answer
    x = 6,956,076.68

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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.