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Finding the Fourth Proportional to 6,358,962.92, 8,775,284.04 and 3,458,291.36

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Solution

The fourth proportional to 6,358,962.92, 8,775,284.04 and 3,458,291.36 is: 4,772,395.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,358,962.92 : 8,775,284.04 = 3,458,291.36 : x
  2. Step 2: Convert to fraction form
    6,358,962.92/8,775,284.04 = 3,458,291.36/x
  3. Step 3: Cross multiply
    6,358,962.92x = 8,775,284.04 × 3,458,291.36
  4. Step 4: Simplify right side
    6,358,962.92x = 30,347,488,933,201.47
  5. Step 5: Solve for x
    x = 30,347,488,933,201.47/6,358,962.92
  6. Step 6: Final answer
    x = 4,772,395.96

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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.