Home / 79,722,429.09-119,540,370.12-35,951,974.58

Finding the Fourth Proportional to 79,722,429.09, 119,540,370.12 and 35,951,974.58

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Solution

The fourth proportional to 79,722,429.09, 119,540,370.12 and 35,951,974.58 is: 53,908,447.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,722,429.09 : 119,540,370.12 = 35,951,974.58 : x
  2. Step 2: Convert to fraction form
    79,722,429.09/119,540,370.12 = 35,951,974.58/x
  3. Step 3: Cross multiply
    79,722,429.09x = 119,540,370.12 × 35,951,974.58
  4. Step 4: Simplify right side
    79,722,429.09x = 4,297,712,347,240,330
  5. Step 5: Solve for x
    x = 4,297,712,347,240,330/79,722,429.09
  6. Step 6: Final answer
    x = 53,908,447.05

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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.