Home / 7,174,516.20-9,900,980.91-4,034,839.86

Finding the Fourth Proportional to 7,174,516.20, 9,900,980.91 and 4,034,839.86

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Solution

The fourth proportional to 7,174,516.20, 9,900,980.91 and 4,034,839.86 is: 5,568,162.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,174,516.20 : 9,900,980.91 = 4,034,839.86 : x
  2. Step 2: Convert to fraction form
    7,174,516.20/9,900,980.91 = 4,034,839.86/x
  3. Step 3: Cross multiply
    7,174,516.20x = 9,900,980.91 × 4,034,839.86
  4. Step 4: Simplify right side
    7,174,516.20x = 39,948,872,428,767.07
  5. Step 5: Solve for x
    x = 39,948,872,428,767.07/7,174,516.20
  6. Step 6: Final answer
    x = 5,568,162.55

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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.