Home / 8,412,284.39-11,608,984.17-5,316,183.65

Finding the Fourth Proportional to 8,412,284.39, 11,608,984.17 and 5,316,183.65

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Solution

The fourth proportional to 8,412,284.39, 11,608,984.17 and 5,316,183.65 is: 7,336,353.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,412,284.39 : 11,608,984.17 = 5,316,183.65 : x
  2. Step 2: Convert to fraction form
    8,412,284.39/11,608,984.17 = 5,316,183.65/x
  3. Step 3: Cross multiply
    8,412,284.39x = 11,608,984.17 × 5,316,183.65
  4. Step 4: Simplify right side
    8,412,284.39x = 61,715,491,779,617.89
  5. Step 5: Solve for x
    x = 61,715,491,779,617.89/8,412,284.39
  6. Step 6: Final answer
    x = 7,336,353.47

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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.