Home / 7,455,229.65-11,168,229.78-3,863,352.83

Finding the Fourth Proportional to 7,455,229.65, 11,168,229.78 and 3,863,352.83

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Solution

The fourth proportional to 7,455,229.65, 11,168,229.78 and 3,863,352.83 is: 5,787,455.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455,229.65 : 11,168,229.78 = 3,863,352.83 : x
  2. Step 2: Convert to fraction form
    7,455,229.65/11,168,229.78 = 3,863,352.83/x
  3. Step 3: Cross multiply
    7,455,229.65x = 11,168,229.78 × 3,863,352.83
  4. Step 4: Simplify right side
    7,455,229.65x = 43,146,812,070,812.12
  5. Step 5: Solve for x
    x = 43,146,812,070,812.12/7,455,229.65
  6. Step 6: Final answer
    x = 5,787,455.80

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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.