Home / 7,378,790.58-11,071,548.87-3,787,079.79

Finding the Fourth Proportional to 7,378,790.58, 11,071,548.87 and 3,787,079.79

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Solution

The fourth proportional to 7,378,790.58, 11,071,548.87 and 3,787,079.79 is: 5,682,345.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378,790.58 : 11,071,548.87 = 3,787,079.79 : x
  2. Step 2: Convert to fraction form
    7,378,790.58/11,071,548.87 = 3,787,079.79/x
  3. Step 3: Cross multiply
    7,378,790.58x = 11,071,548.87 × 3,787,079.79
  4. Step 4: Simplify right side
    7,378,790.58x = 41,928,838,969,574.34
  5. Step 5: Solve for x
    x = 41,928,838,969,574.34/7,378,790.58
  6. Step 6: Final answer
    x = 5,682,345.71

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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.